Added ExtensionData to DTOs

Libraries/SPTarkov.Server.Core/Models/Common/IdWithCount.cs

@@ -4,6 +4,9 @@ namespace SPTarkov.Server.Core.Models.Common;
 
 public record IdWithCount
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     ID of stack to take money from
     /// </summary>

Libraries/SPTarkov.Server.Core/Models/Common/MinMax.cs

@@ -5,6 +5,9 @@ namespace SPTarkov.Server.Core.Models.Common;
 
 public record MinMax<T> where T : IMinMaxValue<T>
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public MinMax(T min, T max)
     {
         Min = min;

Libraries/SPTarkov.Server.Core/Models/Eft/Bot/GenerateBotsRequestData.cs

@@ -5,6 +5,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Bot;
 
 public record GenerateBotsRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("conditions")]
     public List<GenerateCondition>? Conditions
     {
@@ -15,6 +18,9 @@ public record GenerateBotsRequestData : IRequestData
 
 public record GenerateCondition
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     e.g. assault/pmcBot/bossKilla
     /// </summary>

Libraries/SPTarkov.Server.Core/Models/Eft/Bot/RandomisedBotLevelResult.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Bot;
 
 public record RandomisedBotLevelResult
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("level")]
     public int? Level
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Builds/SetMagazineRequest.cs

@@ -1,4 +1,4 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Profile;
 using SPTarkov.Server.Core.Models.Utils;
 
@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Builds;
 
 public record SetMagazineRequest : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Id")]
     public string? Id
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/EmptyRequestData.cs

@@ -1,7 +1,11 @@
-using SPTarkov.Server.Core.Models.Utils;
+using System.Text.Json.Serialization;
+using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Common;
 
 public record EmptyRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
 }

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Location.cs

@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common;
 
 public record Location
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     Map meta-data
     /// </summary>
@@ -76,6 +79,9 @@ public record Location
 
 public record StaticContainer
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("containersGroups")]
     public Dictionary<string, ContainerMinMax>? ContainersGroups
     {
@@ -93,6 +99,9 @@ public record StaticContainer
 
 public record ContainerMinMax
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("minContainers")]
     public int? MinContainers
     {
@@ -124,6 +133,9 @@ public record ContainerMinMax
 
 public record ContainerData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("groupId")]
     public string? GroupId
     {
@@ -134,6 +146,9 @@ public record ContainerData
 
 public record StaticLootDetails
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("itemcountDistribution")]
     public ItemCountDistribution[] ItemCountDistribution
     {
@@ -151,6 +166,9 @@ public record StaticLootDetails
 
 public record ItemCountDistribution
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("count")]
     public int? Count
     {
@@ -168,6 +186,9 @@ public record ItemCountDistribution
 
 public record ItemDistribution
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("tpl")]
     public string? Tpl
     {
@@ -185,6 +206,9 @@ public record ItemDistribution
 
 public record StaticContainerDetails
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("staticWeapons")]
     public List<SpawnpointTemplate> StaticWeapons
     {
@@ -209,6 +233,9 @@ public record StaticContainerDetails
 
 public record StaticForced
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("containerId")]
     public string ContainerId
     {
@@ -226,6 +253,9 @@ public record StaticForced
 
 public record StaticContainerData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("probability")]
     public float? Probability
     {
@@ -243,6 +273,9 @@ public record StaticContainerData
 
 public record StaticAmmoDetails
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("tpl")]
     public string? Tpl
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/LocationBase.cs

@@ -8,6 +8,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common;
 
 public record LocationBase
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("AccessKeys")]
     public List<string>? AccessKeys
     {
@@ -810,6 +813,9 @@ public record LocationBase
 
 public record EventTrapsData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public double MaxBarbedWires
     {
         get;
@@ -837,6 +843,9 @@ public record EventTrapsData
 
 public record Transit
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("activateAfterSec")]
     public int? ActivateAfterSeconds
     {
@@ -917,6 +926,9 @@ public record Transit
 
 public record NonWaveGroupScenario
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Chance")]
     public double? Chance
     {
@@ -972,6 +984,9 @@ public record Limit : MinMax<int>
 
 public record AirdropParameter
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("AirdropPointDeactivateDistance")]
     public int? AirdropPointDeactivateDistance
     {
@@ -1045,6 +1060,9 @@ public record AirdropParameter
 
 public record Banner
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -1062,6 +1080,9 @@ public record Banner
 
 public record Pic
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("path")]
     public string? Path
     {
@@ -1079,6 +1100,9 @@ public record Pic
 
 public record BossLocationSpawn
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("BossChance")]
     public double? BossChance
     {
@@ -1224,6 +1248,9 @@ public record BossLocationSpawn
 
 public record BossSupport
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("BossEscortAmount")]
     public string? BossEscortAmount
     {
@@ -1249,6 +1276,9 @@ public record BossSupport
 
 public record BotLocationModifier
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("AccuracySpeed")]
     public double? AccuracySpeed
     {
@@ -1441,6 +1471,9 @@ public record BotLocationModifier
 
 public record AdditionalHostilitySettings
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("AlwaysEnemies")]
     public List<string>? AlwaysEnemies
     {
@@ -1528,6 +1561,9 @@ public record AdditionalHostilitySettings
 
 public record ChancedEnemy
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("EnemyChance")]
     public int? EnemyChance
     {
@@ -1555,6 +1591,9 @@ public record MinMaxBot : MinMax<int>
 
 public record MinPlayerWaitTime
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("minPlayers")]
     public int? MinPlayers
     {
@@ -1572,6 +1611,9 @@ public record MinPlayerWaitTime
 
 public record Preview
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("path")]
     public string? Path
     {
@@ -1589,6 +1631,9 @@ public record Preview
 
 public record Scene
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("path")]
     public string? Path
     {
@@ -1606,6 +1651,9 @@ public record Scene
 
 public record SpawnPointParam
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("BotZoneName")]
     public string? BotZoneName
     {
@@ -1679,6 +1727,9 @@ public record SpawnPointParam
 
 public record ColliderParams
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     private string? _parent;
 
     [JsonPropertyName("_parent")]
@@ -1704,6 +1755,9 @@ public record ColliderParams
 
 public record ColliderProps
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Center")]
     public XYZ? Center
     {
@@ -1728,6 +1782,9 @@ public record ColliderProps
 
 public record Exit
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     % Chance out of 100 exit will appear in raid
     /// </summary>
@@ -1924,6 +1981,9 @@ public record Exit
 
 public record MaxItemCountInLocation
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("TemplateId")]
     public string? TemplateId
     {
@@ -1941,6 +2001,9 @@ public record MaxItemCountInLocation
 
 public record Wave
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("BotPreset")]
     public string? BotPreset
     {
@@ -2056,6 +2119,9 @@ public record Wave
 
 public record LocationEvents
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Halloween2024")]
     public Halloween2024? Halloween2024
     {
@@ -2072,6 +2138,9 @@ public record LocationEvents
 
 public record Khorovod
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public double? Chance
     {
         get;
@@ -2081,6 +2150,9 @@ public record Khorovod
 
 public record Halloween2024
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("CrowdAttackBlockRadius")]
     public double? CrowdAttackBlockRadius
     {
@@ -2188,6 +2260,9 @@ public record Halloween2024
 
 public record CrowdAttackSpawnParam
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Difficulty")]
     public string? Difficulty
     {
@@ -2212,6 +2287,9 @@ public record CrowdAttackSpawnParam
 
 public record Area
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("center")]
     public XYZ? Center
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/LooseLoot.cs

@@ -5,6 +5,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common;
 
 public record LooseLoot
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("spawnpointCount")]
     public SpawnpointCount? SpawnpointCount
     {
@@ -29,6 +32,9 @@ public record LooseLoot
 
 public record SpawnpointCount
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("mean")]
     public double? Mean
     {
@@ -46,6 +52,9 @@ public record SpawnpointCount
 
 public record SpawnpointTemplate
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     private string? _root;
 
     [JsonPropertyName("Id")]
@@ -134,6 +143,9 @@ public record SpawnpointTemplate
 
 public record GroupPosition
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     private string? _name;
 
     [JsonPropertyName("Name")]
@@ -173,6 +185,9 @@ public record GroupPosition
 
 public record Spawnpoint
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("locationId")]
     public string? LocationId
     {
@@ -204,6 +219,9 @@ public record Spawnpoint
 
 public record LooseLootItemDistribution
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("composedKey")]
     public ComposedKey? ComposedKey
     {
@@ -221,6 +239,9 @@ public record LooseLootItemDistribution
 
 public record ComposedKey
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     private string? _key;
 
     [JsonPropertyName("key")]

Libraries/SPTarkov.Server.Core/Models/Eft/Common/MetricsTableData.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Common;
 
 public record MetricsTableData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Keys")]
     public List<int>? Keys
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/PmcData.cs

@@ -1,4 +1,4 @@
-using System.ComponentModel;
+using System.ComponentModel;
 using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Common.Tables;
 using SPTarkov.Server.Core.Utils.Json.Converters;
@@ -37,6 +37,9 @@ public record PostRaidPmcData : PmcData
 
 public record PostRaidStats
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Eft")]
     public EftStats? Eft
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Request/BaseInteractionRequestData.cs

@@ -4,6 +4,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Request;
 
 public record BaseInteractionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Action")]
     public string? Action
     {
@@ -28,6 +31,9 @@ public record BaseInteractionRequestData
 
 public record OwnerInfo
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Request/UIDRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Common.Request;
 
 public record UIDRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("uid")]
     public string? Uid
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/Achievement.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record Achievement
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -112,6 +115,9 @@ public record Achievement
 
 public record AchievementQuestConditionTypes
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("started")]
     public List<QuestCondition>? Started
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/BotBase.cs

@@ -9,6 +9,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record BotBase
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_id")]
     public string? Id
     {
@@ -231,6 +234,9 @@ public record BotBase
 
 public record MoneyTransferLimits
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     // Resets every 24 hours in live
     /// <summary>
     ///     TODO: Implement
@@ -266,6 +272,9 @@ public record MoneyTransferLimits
 
 public record TaskConditionCounter
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -300,6 +309,9 @@ public record TaskConditionCounter
 
 public record UnlockedInfo
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("unlockedProductionRecipe")]
     public HashSet<string>? UnlockedProductionRecipe
     {
@@ -310,6 +322,9 @@ public record UnlockedInfo
 
 public record Info
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     private string? _side;
 
     private string? _voice;
@@ -546,6 +561,9 @@ public record Info
 
 public record BotInfoSettings
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     private string? _botDifficulty;
     private string? _role;
 
@@ -601,6 +619,9 @@ public record BotInfoSettings
 
 public record Ban
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("banType")]
     public BanType? BanType
     {
@@ -630,6 +651,9 @@ public enum BanType
 
 public record Customization
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     private string? _body;
 
     private string? _dogtag;
@@ -702,6 +726,9 @@ public record Customization
 
 public record BotBaseHealth
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public CurrentMinMax? Hydration
     {
         get;
@@ -749,6 +776,9 @@ public record BotBaseHealth
 
 public record BodyPartHealth
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public CurrentMinMax? Health
     {
         get;
@@ -764,6 +794,9 @@ public record BodyPartHealth
 
 public record BodyPartEffectProperties
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     // TODO: this was any, what actual type is it?
     public object? ExtraData
     {
@@ -780,6 +813,9 @@ public record BodyPartEffectProperties
 
 public record CurrentMinMax
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public double? Current
     {
         get;
@@ -813,6 +849,9 @@ public record CurrentMinMax
 
 public record BotBaseInventory
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("items")]
     public List<Item>? Items
     {
@@ -894,6 +933,9 @@ public record BotBaseInventory
 
 public record BaseJsonSkills
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public List<Common>? Common
     {
         get;
@@ -916,6 +958,9 @@ public record BaseJsonSkills
 
 public record Skills
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public List<BaseSkill>? Common
     {
         get;
@@ -937,6 +982,9 @@ public record Skills
 
 public record BaseSkill
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public double? PointsEarnedDuringSession
     {
         get;
@@ -986,6 +1034,9 @@ public record Mastering : BaseSkill
 
 public record Stats
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public EftStats? Eft
     {
         get;
@@ -995,6 +1046,9 @@ public record Stats
 
 public record EftStats
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public List<string>? CarriedQuestItems
     {
         get;
@@ -1104,6 +1158,9 @@ public record EftStats
 
 public record DroppedItem
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public string? QuestId
     {
         get;
@@ -1125,6 +1182,9 @@ public record DroppedItem
 
 public record FoundInRaidItem
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public string? QuestId
     {
         get;
@@ -1140,6 +1200,9 @@ public record FoundInRaidItem
 
 public record Victim
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public string? AccountId
     {
         get;
@@ -1221,6 +1284,9 @@ public record Victim
 
 public record SessionCounters
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public List<CounterKeyValue>? Items
     {
         get;
@@ -1230,6 +1296,9 @@ public record SessionCounters
 
 public record OverallCounters
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public List<CounterKeyValue>? Items
     {
         get;
@@ -1239,6 +1308,9 @@ public record OverallCounters
 
 public record CounterKeyValue
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public List<string>? Key
     {
         get;
@@ -1254,6 +1326,9 @@ public record CounterKeyValue
 
 public record Aggressor
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public double? PrestigeLevel
     {
         get;
@@ -1332,6 +1407,9 @@ public record Aggressor
 
 public record DamageHistory
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public string? LethalDamagePart
     {
         get;
@@ -1356,6 +1434,9 @@ public record DamageHistory
 
 public record BodyPartsDamageHistory
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public List<DamageStats>? Head
     {
         get;
@@ -1407,6 +1488,9 @@ public record BodyPartsDamageHistory
 
 public record DamageStats
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public double? Amount
     {
         get;
@@ -1447,6 +1531,9 @@ public record DamageStats
 
 public record DeathCause
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonConverter(typeof(JsonStringEnumConverter))]
     public DamageType? DamageType
     {
@@ -1477,6 +1564,9 @@ public record DeathCause
 
 public record LastPlayerState
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public LastPlayerStateInfo? Info
     {
         get;
@@ -1499,6 +1589,9 @@ public record LastPlayerState
 
 public record LastPlayerStateInfo
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public string? Nickname
     {
         get;
@@ -1526,6 +1619,9 @@ public record LastPlayerStateInfo
 
 public record BackendCounter
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -1550,6 +1646,9 @@ public record BackendCounter
 
 public record InsuredItem
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     Trader ID item was insured by
     /// </summary>
@@ -1570,6 +1669,9 @@ public record InsuredItem
 
 public record Hideout
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public Dictionary<string, Production?>? Production
     {
         get;
@@ -1626,6 +1728,9 @@ public record Hideout
 
 public record HideoutCounters
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("fuelCounter")]
     public double? FuelCounter
     {
@@ -1657,6 +1762,9 @@ public record HideoutCounters
 
 public record HideoutImprovement
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("completed")]
     public bool? Completed
     {
@@ -1674,6 +1782,9 @@ public record HideoutImprovement
 
 public record Production // use this instead of productive and scavcase
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public List<Item>? Products
     {
         get;
@@ -1824,6 +1935,9 @@ public record Production // use this instead of productive and scavcase
 
 public record BotHideoutArea
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("type")]
     public HideoutAreas? Type
     {
@@ -1886,6 +2000,9 @@ public record BotHideoutArea
 
 public record HideoutSlot
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     SPT specific value to keep track of what index this slot is (0,1,2,3 etc.)
     /// </summary>
@@ -1906,6 +2023,9 @@ public record HideoutSlot
 
 public record LastCompleted
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("$oid")]
     public string? OId
     {
@@ -1916,6 +2036,9 @@ public record LastCompleted
 
 public record Notes
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Notes")]
     public List<Note>? DataNotes
     {
@@ -1935,6 +2058,9 @@ public enum SurvivorClass
 
 public record Quests
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("qid")]
     public string? QId
     {
@@ -1983,6 +2109,9 @@ public record Quests
 
 public record TraderInfo
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("loyaltyLevel")]
     public int? LoyaltyLevel
     {
@@ -2028,6 +2157,9 @@ public record TraderInfo
 
 public record RagfairInfo
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("rating")]
     public double? Rating
     {
@@ -2066,6 +2198,9 @@ public record RagfairInfo
 
 public record Bonus
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/BotCore.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record BotCore
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("SAVAGE_KILL_DIST")]
     public double? SavageKillDistance
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/BotType.cs

@@ -7,6 +7,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record BotType
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("appearance")]
     public Appearance? BotAppearance
     {
@@ -80,6 +83,9 @@ public record BotType
 
 public record Appearance
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("body")]
     public Dictionary<string, double>? Body
     {
@@ -121,6 +127,9 @@ public record Appearance
 
 public record Chances
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("equipment")]
     public Dictionary<string, double>? EquipmentChances
     {
@@ -157,6 +166,9 @@ public record Chances
  GenerateWeaponRequest.ModSpawnChances
 public record ModsChances
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("mod_charge")]
 public double? ModCharge { get; set; }
 
@@ -317,6 +329,9 @@ public double? ModPistol_Grip { get; set; }
 
 public record Difficulties
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("easy")]
     public DifficultyCategories? Easy
     {
@@ -348,6 +363,9 @@ public record Difficulties
 
 public record DifficultyCategories
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public Dictionary<string, object>? Aiming
     {
         get;
@@ -435,6 +453,9 @@ public record DifficultyCategories
 
 public record Experience
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     key = bot difficulty
     /// </summary>
@@ -482,6 +503,9 @@ public record Experience
 
 public record Generation
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("items")]
     public GenerationWeightingItems? Items
     {
@@ -492,6 +516,9 @@ public record Generation
 
 public record GenerationData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     key: number of items, value: weighting
     /// </summary>
@@ -516,6 +543,9 @@ public record GenerationData
 
 public record GenerationWeightingItems
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("grenades")]
     public GenerationData Grenades
     {
@@ -610,6 +640,9 @@ public record GenerationWeightingItems
 
 public record BotTypeHealth
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public List<BodyPart>? BodyParts
     {
         get;
@@ -637,6 +670,9 @@ public record BotTypeHealth
 
 public record BodyPart
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public MinMax<double>? Chest
     {
         get;
@@ -682,6 +718,9 @@ public record BodyPart
 
 public record BotTypeInventory
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("equipment")]
     public Dictionary<EquipmentSlots, Dictionary<string, double>>? Equipment
     {
@@ -712,6 +751,9 @@ public record BotTypeInventory
 
 public record Equipment
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public Dictionary<string, double>? ArmBand
     {
         get;
@@ -799,6 +841,9 @@ public record Equipment
 
 public record ItemPools
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public Dictionary<string, double>? Backpack
     {
         get;
@@ -832,6 +877,9 @@ public record ItemPools
 
 public record BotDbSkills
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public Dictionary<string, MinMax<double>>? Common
     {
         get;

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/CustomisationStorage.cs

@@ -4,6 +4,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record CustomisationStorage
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     // Customisation.json/itemId
     [JsonPropertyName("id")]
     public string Id
@@ -29,6 +32,9 @@ public record CustomisationStorage
 
 public record CustomisationType
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public const string SUITE = "suite";
     public const string DOG_TAG = "dogTag";
     public const string HEAD = "head";
@@ -46,6 +52,9 @@ public record CustomisationType
 
 public record CustomisationTypeId
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public const string CUSTOMIZATION = "5cbdb4a2e2b501000d352ae2";
     public const string BODY_PARTS = "5cd943c31388ce000a659df5";
     public const string BODY = "5cc0868e14c02e000c6bea68";
@@ -72,6 +81,9 @@ public record CustomisationTypeId
 
 public record CustomisationSource
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public const string QUEST = "quest";
     public const string PRESTIGE = "prestige";
     public const string ACHIEVEMENT = "achievement";

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/CustomizationItem.cs

@@ -4,6 +4,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record CustomizationItem
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_id")]
     public string? Id
     {
@@ -49,6 +52,9 @@ public record CustomizationItem
 
 public class CustomizationProps
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Prefab")]
     public object? Prefab
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/HandbookBase.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record HandbookBase
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Categories")]
     public List<HandbookCategory>? Categories
     {
@@ -21,6 +24,9 @@ public record HandbookBase
 
 public record HandbookCategory
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Id")]
     public string? Id
     {
@@ -61,6 +67,9 @@ public record HandbookCategory
 
 public record HandbookItem
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Id")]
     public string? Id
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/Item.cs

@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record Item
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     private string? _id;
 
     private string? _parentId;
@@ -92,6 +95,9 @@ public record Item
 
 public record HideoutItem
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     Hideout inventory id that was used by improvement action
     /// </summary>
@@ -154,6 +160,9 @@ public record HideoutItem
 
 public record ItemLocation
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("x")]
     public int? X
     {
@@ -204,6 +213,9 @@ public enum ItemRotation
 
 public record Upd
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public UpdBuff? Buff
     {
         get;
@@ -380,6 +392,9 @@ public record Upd
 
 public record LockableKeyComponent
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public float? RelativeValue { get; set; }
     public int? NumberOfUsages { get; set; }
 
@@ -387,6 +402,9 @@ public record LockableKeyComponent
 
 public record LockableComponent
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public string[]? KeyIds { get; set; }
     public bool? Locked { get; set; }
     public LockableKeyComponent? KeyComponent { get; set; }
@@ -402,6 +420,9 @@ public enum PinLockState
 
 public record UpdBuff
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Rarity")]
     public string? Rarity
     {
@@ -434,6 +455,9 @@ public record UpdBuff
 
 public record UpdTogglable
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("On")]
     public bool? On
     {
@@ -444,6 +468,9 @@ public record UpdTogglable
 
 public record UpdMap
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Markers")]
     public List<MapMarker>? Markers
     {
@@ -454,6 +481,9 @@ public record UpdMap
 
 public record MapMarker
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Type")]
     public string? Type
     {
@@ -485,6 +515,9 @@ public record MapMarker
 
 public record UpdTag
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Color")]
     public int? Color
     {
@@ -502,6 +535,9 @@ public record UpdTag
 
 public record UpdFaceShield
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Hits")]
     public int? Hits
     {
@@ -519,6 +555,9 @@ public record UpdFaceShield
 
 public record UpdRepairable
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Durability")]
     public double? Durability
     {
@@ -536,6 +575,9 @@ public record UpdRepairable
 
 public record UpdRecodableComponent
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("IsEncoded")]
     public bool? IsEncoded
     {
@@ -546,6 +588,9 @@ public record UpdRecodableComponent
 
 public record UpdMedKit
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("HpResource")]
     public double? HpResource
     {
@@ -556,6 +601,9 @@ public record UpdMedKit
 
 public record UpdSight
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("ScopesCurrentCalibPointIndexes")]
     public List<int>? ScopesCurrentCalibPointIndexes
     {
@@ -586,6 +634,9 @@ public record UpdSight
 
 public record UpdFoldable
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Folded")]
     public bool? Folded
     {
@@ -596,6 +647,9 @@ public record UpdFoldable
 
 public record UpdFireMode
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("FireMode")]
     public string? FireMode
     {
@@ -606,6 +660,9 @@ public record UpdFireMode
 
 public record UpdFoodDrink
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("HpPercent")]
     public double? HpPercent
     {
@@ -616,6 +673,9 @@ public record UpdFoodDrink
 
 public record UpdKey
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     // Checked in client
     [JsonPropertyName("NumberOfUsages")]
     public int? NumberOfUsages
@@ -627,6 +687,9 @@ public record UpdKey
 
 public record UpdResource
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Value")]
     public double? Value
     {
@@ -644,6 +707,9 @@ public record UpdResource
 
 public record UpdLight
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("IsActive")]
     public bool? IsActive
     {
@@ -661,6 +727,9 @@ public record UpdLight
 
 public record UpdDogtag
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("AccountId")]
     public string? AccountId
     {
@@ -748,6 +817,9 @@ public record UpdDogtag
 
 public record UpdSideEffect
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Value")]
     public double? Value
     {
@@ -758,6 +830,9 @@ public record UpdSideEffect
 
 public record UpdRepairKit
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Resource")]
     public double? Resource
     {
@@ -768,6 +843,9 @@ public record UpdRepairKit
 
 public record UpdCultistAmulet
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("NumberOfUsages")]
     public double? NumberOfUsages
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/LocationServices.cs

@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record LocationServices
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("TraderServerSettings")]
     public TraderServerSettings? TraderServerSettings
     {
@@ -23,6 +26,9 @@ public record LocationServices
 
 public record TraderServerSettings
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("TraderServices")]
     public TraderServices? TraderServices
     {
@@ -33,6 +39,9 @@ public record TraderServerSettings
 
 public record TraderServices
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("ExUsecLoyalty")]
     public TraderService? ExUsecLoyalty
     {
@@ -85,6 +94,9 @@ public record TraderServices
 
 public record TraderService
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("TraderId")]
     public string? TraderId
     {
@@ -125,6 +137,9 @@ public record TraderService
 
 public record ServiceRequirements
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("CompletedQuests")]
     [JsonIgnore(Condition = JsonIgnoreCondition.Never)]
     public List<CompletedQuest>? CompletedQuests
@@ -145,6 +160,9 @@ public record ServiceRequirements
 
 public record CompletedQuest
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("QuestId")]
     public string? QuestId
     {
@@ -155,6 +173,9 @@ public record CompletedQuest
 
 public record StandingRequirement
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Value")]
     public double? Value
     {
@@ -165,6 +186,9 @@ public record StandingRequirement
 
 public record ServiceItemCostDetails
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Count")]
     public int? Count
     {
@@ -175,6 +199,9 @@ public record ServiceItemCostDetails
 
 public record BtrServerSettings
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("ChanceSpawn")]
     public double? ChanceSpawn
     {
@@ -283,6 +310,9 @@ public record BtrServerSettings
 
 public record ServerMapBtrsettings
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("MapID")]
     public string? MapID
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/LocationsBase.cs

@@ -4,6 +4,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record LocationsBase
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("locations")]
     public Locations? Locations
     {
@@ -21,11 +24,17 @@ public record LocationsBase
 
 public record Locations
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     // Add properties as necessary
 }
 
 public record Path
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Source")]
     public string? Source
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/LocationsGenerateAllResponse.cs

@@ -4,6 +4,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record LocationsGenerateAllResponse
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("locations")]
     public Dictionary<string, LocationBase> Locations
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/Match.cs

@@ -4,6 +4,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record Match
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("metrics")]
     public Metrics? Metrics
     {
@@ -14,6 +17,9 @@ public record Match
 
 public record Metrics
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Keys")]
     public List<int>? Keys
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/Prestige.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record Prestige
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("elements")]
     public List<PrestigeElement>? Elements
     {
@@ -14,6 +17,9 @@ public record Prestige
 
 public record PrestigeElement
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -59,6 +65,9 @@ public record PrestigeElement
 
 public record TransferConfigs
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("stashConfig")]
     public StashPrestigeConfig? StashConfig
     {
@@ -83,6 +92,9 @@ public record TransferConfigs
 
 public record StashPrestigeConfig
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("xCellCount")]
     public int? XCellCount
     {
@@ -107,6 +119,9 @@ public record StashPrestigeConfig
 
 public record StashPrestigeFilters
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("includedItems")]
     public List<string>? IncludedItems
     {
@@ -124,6 +139,9 @@ public record StashPrestigeFilters
 
 public record PrestigeSkillConfig
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("transferMultiplier")]
     public double? TransferMultiplier
     {
@@ -134,6 +152,9 @@ public record PrestigeSkillConfig
 
 public record PrestigeMasteringConfig
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("transferMultiplier")]
     public double? TransferMultiplier
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/ProfileTemplate.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Profile;
 
 namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record ProfileTemplates
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Standard")]
     public ProfileSides? Standard
     {
@@ -71,6 +74,9 @@ public record ProfileTemplates
 
 public record ProfileSides
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("descriptionLocaleKey")]
     public string? DescriptionLocaleKey
     {
@@ -95,6 +101,9 @@ public record ProfileSides
 
 public record TemplateSide
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("character")]
     public PmcData? Character
     {
@@ -147,6 +156,9 @@ public record TemplateSide
 
 public record ProfileTraderTemplate
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("initialLoyaltyLevel")]
     public Dictionary<string, int?>? InitialLoyaltyLevel
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/Quest.cs

@@ -7,6 +7,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record Quest
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     SPT addition - human readable quest name
     /// </summary>
@@ -281,6 +284,9 @@ public record Quest
 /// </summary>
 public record QuestStatus
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -340,6 +346,9 @@ public record QuestStatus
 
 public record QuestConditionTypes
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Started")]
     public List<QuestCondition>? Started
     {
@@ -378,6 +387,9 @@ public record QuestConditionTypes
 
 public record QuestCondition
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -688,6 +700,9 @@ public record QuestCondition
 
 public record QuestConditionCounter
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -705,6 +720,9 @@ public record QuestConditionCounter
 
 public record QuestConditionCounterCondition
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -912,6 +930,9 @@ public record QuestConditionCounterCondition
 
 public record EnemyHealthEffect
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("bodyParts")]
     public List<string>? BodyParts
     {
@@ -929,6 +950,9 @@ public record EnemyHealthEffect
 
 public record ValueCompare
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("compareMethod")]
     public string? CompareMethod
     {
@@ -946,6 +970,9 @@ public record ValueCompare
 
 public record CounterConditionDistance
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("value")]
     public double? Value
     {
@@ -963,6 +990,9 @@ public record CounterConditionDistance
 
 public record DaytimeCounter
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("from")]
     public int? From
     {
@@ -980,6 +1010,9 @@ public record DaytimeCounter
 
 public record VisibilityCondition
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -1025,6 +1058,9 @@ public record VisibilityCondition
 
 public record QuestRewards
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("AvailableForStart")]
     public List<Reward>? AvailableForStart
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/RepeatableQuests.cs

@@ -70,6 +70,9 @@ public record RepeatableQuest : Quest
 
 public record RepeatableQuestDatabase
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("templates")]
     public RepeatableTemplates? Templates
     {
@@ -101,6 +104,9 @@ public record RepeatableQuestDatabase
 
 public record RepeatableQuestStatus
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -146,6 +152,9 @@ public record RepeatableQuestStatus
 
 public record RepeatableTemplates
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Elimination")]
     public RepeatableQuest? Elimination
     {
@@ -177,6 +186,9 @@ public record RepeatableTemplates
 
 public record PmcDataRepeatableQuest
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -247,6 +259,9 @@ public record PmcDataRepeatableQuest
 
 public record ChangeRequirement
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("changeCost")]
     public List<ChangeCost?>? ChangeCost
     {
@@ -264,6 +279,9 @@ public record ChangeRequirement
 
 public record ChangeCost
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     What item it will take to reset daily
     /// </summary>
@@ -289,6 +307,9 @@ public record ChangeCost
 
 public record RewardOptions
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("itemsBlacklist")]
     public List<string>? ItemsBlacklist
     {
@@ -299,6 +320,9 @@ public record RewardOptions
 
 public record Options
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Completion")]
     public CompletionFilter? Completion
     {
@@ -309,6 +333,9 @@ public record Options
 
 public record CompletionFilter
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("itemsBlacklist")]
     public List<ItemsBlacklist>? ItemsBlacklist
     {
@@ -326,6 +353,9 @@ public record CompletionFilter
 
 public record ItemsBlacklist
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("minPlayerLevel")]
     public int? MinPlayerLevel
     {
@@ -343,6 +373,9 @@ public record ItemsBlacklist
 
 public record ItemsWhitelist
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("minPlayerLevel")]
     public int? MinPlayerLevel
     {
@@ -360,6 +393,9 @@ public record ItemsWhitelist
 
 public record SampleQuests
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_id")]
     public string? Id
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/Reward.cs

@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record Reward
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("value")]
     [JsonConverter(typeof(StringToNumberFactoryConverter))]
     public double? Value

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/TemplateItem.cs

@@ -7,6 +7,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record TemplateItem
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     private Dictionary<string, bool>? _blocks;
 
     private string? _id;
@@ -115,6 +118,9 @@ public record TemplateItem
 
 public record Props
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     private string _backgroundColor;
 
     private string _itemSound;
@@ -3521,6 +3527,9 @@ public record Props
 
 public record WeaponRecoilSettings
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Enable")]
     public bool? Enable
     {
@@ -3538,6 +3547,9 @@ public record WeaponRecoilSettings
 
 public record WeaponRecoilSettingValues
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Enable")]
     public bool? Enable
     {
@@ -3562,6 +3574,9 @@ public record WeaponRecoilSettingValues
 
 public record WeaponRecoilProcess
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("ComponentType")]
     public string? ComponentType
     {
@@ -3600,6 +3615,9 @@ public record WeaponRecoilProcess
 
 public record WeaponRecoilTransformationCurve
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Keys")]
     public List<WeaponRecoilTransformationCurveKey>? Keys
     {
@@ -3610,6 +3628,9 @@ public record WeaponRecoilTransformationCurve
 
 public record WeaponRecoilTransformationCurveKey
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("inTangent")]
     public double? InTangent
     {
@@ -3641,6 +3662,9 @@ public record WeaponRecoilTransformationCurveKey
 
 public record HealthEffect
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("type")]
     public string? Type
     {
@@ -3658,6 +3682,9 @@ public record HealthEffect
 
 public record Prefab
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("path")]
     public string? Path
     {
@@ -3675,6 +3702,9 @@ public record Prefab
 
 public record Grid
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_name")]
     public string? Name
     {
@@ -3713,6 +3743,9 @@ public record Grid
 
 public record GridProps
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("filters")]
     public List<GridFilter>? Filters
     {
@@ -3765,6 +3798,9 @@ public record GridProps
 
 public record GridFilter
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Filter")]
     public HashSet<string>? Filter
     {
@@ -3789,6 +3825,9 @@ public record GridFilter
 
 public record Slot
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     private string? _name;
 
     private string? _proto;
@@ -3864,6 +3903,9 @@ public record Slot
 
 public record SlotProps
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("filters")]
     public List<SlotFilter>? Filters
     {
@@ -3881,6 +3923,9 @@ public record SlotProps
 
 public record SlotFilter
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Shift")]
     public double? Shift
     {
@@ -3947,6 +3992,9 @@ public record SlotFilter
 
 public record StackSlot
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_name")]
     public string? Name
     {
@@ -3999,6 +4047,9 @@ public record StackSlot
 
 public record StackSlotProps
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("filters")]
     public List<SlotFilter>? Filters
     {
@@ -4009,6 +4060,9 @@ public record StackSlotProps
 
 public record RandomLootSettings
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("allowToSpawnIdenticalItems")]
     public bool? AllowToSpawnIdenticalItems
     {
@@ -4068,6 +4122,9 @@ public record RandomLootSettings
 
 public record RandomLootExcluded
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("categoryTemplates")]
     public List<object>? CategoryTemplates
     {
@@ -4092,6 +4149,9 @@ public record RandomLootExcluded
 
 public record EffectsHealth
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Energy")]
     public EffectsHealthProps? Energy
     {
@@ -4109,6 +4169,9 @@ public record EffectsHealth
 
 public record EffectsHealthProps
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("value")]
     public double? Value
     {
@@ -4133,6 +4196,9 @@ public record EffectsHealthProps
 
 public record EffectsDamage
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Pain")]
     public EffectDamageProps? Pain
     {
@@ -4185,6 +4251,9 @@ public record EffectsDamage
 
 public record EffectDamageProps
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("value")]
     public double? Value
     {
@@ -4237,6 +4306,9 @@ public record EffectDamageProps
 
 public record Color
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("r")]
     public double? R
     {
@@ -4268,6 +4340,9 @@ public record Color
 
 public record ShotsGroupSettings
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("EndShotIndex")]
     public double? EndShotIndex
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/Trader.cs

@@ -7,6 +7,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Common.Tables;
 
 public record Trader
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("assort")]
     public TraderAssort? Assort
     {
@@ -52,6 +55,9 @@ public record Trader
 
 public record TraderBase
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("refreshTraderRagfairOffers")]
     public bool? RefreshTraderRagfairOffers
     {
@@ -266,6 +272,9 @@ public record TraderBase
 
 public record ItemBuyData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     // MongoId
     [JsonPropertyName("category")]
     public List<string>? Category
@@ -285,6 +294,9 @@ public record ItemBuyData
 
 public record TraderInsurance
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("availability")]
     public bool? Availability
     {
@@ -334,6 +346,9 @@ public record TraderInsurance
 
 public record TraderLoyaltyLevel
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("buy_price_coef")]
     public double? BuyPriceCoefficient
     {
@@ -395,6 +410,9 @@ public record TraderLoyaltyLevel
 
 public record TraderRepair
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("availability")]
     public bool? Availability
     {
@@ -451,6 +469,9 @@ public record TraderRepair
 
 public record TraderAssort
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("nextResupply")]
     public double? NextResupply
     {
@@ -482,6 +503,9 @@ public record TraderAssort
 
 public record BarterScheme
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     // Confirmed in client
     [JsonPropertyName("count")]
     public double? Count
@@ -529,6 +553,9 @@ public record BarterScheme
 
 public record Suit
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_id")]
     public string? Id
     {
@@ -595,6 +622,9 @@ public record Suit
 
 public record SuitRequirements
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("achievementRequirements")]
     public List<string>? AchievementRequirements
     {
@@ -655,6 +685,9 @@ public record SuitRequirements
 
 public record ItemRequirement
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("count")]
     public double? Count
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/XY.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Common;
 
 public record XY
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("x")]
     public double? X
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Common/XYZ.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Common;
 
 public record XYZ
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("x")]
     public double? X
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Customization/BuyClothingRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Inventory;
 
 namespace SPTarkov.Server.Core.Models.Eft.Customization;
 
 public record BuyClothingRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("offer")]
     public string? Offer
     {
@@ -22,6 +25,9 @@ public record BuyClothingRequestData : InventoryBaseActionRequestData
 
 public record PaymentItemForClothing
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("del")]
     public bool? Del
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Customization/CustomizationSetRequest.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Inventory;
 
 namespace SPTarkov.Server.Core.Models.Eft.Customization;
 
 public record CustomizationSetRequest : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("customizations")]
     public List<CustomizationSetOption>? Customizations
     {
@@ -15,6 +18,9 @@ public record CustomizationSetRequest : InventoryBaseActionRequestData
 
 public record CustomizationSetOption
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Customization/WearClothingRequestData.cs

@@ -1,5 +1,9 @@
-namespace SPTarkov.Server.Core.Models.Eft.Customization;
+using System.Text.Json.Serialization;
+namespace SPTarkov.Server.Core.Models.Eft.Customization;
 
 public record WearClothingRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
 }

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/AcceptFriendRequestData.cs

@@ -1,4 +1,4 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
@@ -17,6 +17,9 @@ public record DeclineFriendRequestData : BaseFriendRequest
 
 public record BaseFriendRequest : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("profileId")]
     public string? ProfileId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/AddUserGroupMailRequest.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record AddUserGroupMailRequest : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("dialogId")]
     public string? DialogId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/ChangeGroupMailOwnerRequest.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record ChangeGroupMailOwnerRequest : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("dialogId")]
     public string? DialogId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/ChatServer.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record ChatServer
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_id")]
     public string? Id
     {
@@ -73,6 +76,9 @@ public record ChatServer
 
 public record Chat
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_id")]
     public string? Id
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/ClearMailMessageRequest.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record ClearMailMessageRequest : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("dialogId")]
     public string? DialogId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/CreateGroupMailRequest.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record CreateGroupMailRequest : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Name")]
     public string? Name
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/DeleteFriendRequest.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record DeleteFriendRequest : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("friend_id")]
     public string? FriendId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/FriendRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record FriendRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("status")]
     public int? Status
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/FriendRequestSendResponse.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Enums;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record FriendRequestSendResponse
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("status")]
     public BackendErrorCodes? Status
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/GetAllAttachmentsRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record GetAllAttachmentsRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("dialogId")]
     public string DialogId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/GetAllAttachmentsResponse.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Profile;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record GetAllAttachmentsResponse
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("messages")]
     public List<Message>? Messages
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/GetChatServerListRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record GetChatServerListRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("VersionId")]
     public string? VersionId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/GetFriendListDataResponse.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Profile;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record GetFriendListDataResponse
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Friends")]
     public List<UserDialogInfo>? Friends
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/GetMailDialogInfoRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record GetMailDialogInfoRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("dialogId")]
     public string? DialogId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/GetMailDialogListRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record GetMailDialogListRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("limit")]
     public int? Limit
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/GetMailDialogViewRequestData.cs

@@ -1,4 +1,4 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Enums;
 using SPTarkov.Server.Core.Models.Utils;
 
@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record GetMailDialogViewRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("type")]
     public MessageType? Type
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/GetMailDialogViewResponseData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Profile;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record GetMailDialogViewResponseData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("messages")]
     public List<Message>? Messages
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/PinDialogRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record PinDialogRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("dialogId")]
     public string? DialogId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/RemoveDialogRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record RemoveDialogRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("dialogId")]
     public string? DialogId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/RemoveMailMessageRequest.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record RemoveMailMessageRequest : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("dialogId")]
     public string? DialogId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/RemoveUserGroupMailRequest.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record RemoveUserGroupMailRequest : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("dialogId")]
     public string? DialogId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/SendMessageRequest.cs

@@ -1,4 +1,4 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Enums;
 using SPTarkov.Server.Core.Models.Utils;
 
@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record SendMessageRequest : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("dialogId")]
     public string? DialogId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Dialog/SetDialogReadRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Dialog;
 
 public record SetDialogReadRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("dialogs")]
     public List<string>? Dialogs
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/CheckVersionResponse.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record CheckVersionResponse
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("isvalid")]
     public bool? IsValid
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/CurrentGroupResponse.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Enums;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record CurrentGroupResponse
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("squad")]
     public List<CurrentGroupSquadMember>? Squad
     {
@@ -15,6 +18,9 @@ public record CurrentGroupResponse
 
 public record CurrentGroupSquadMember
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_id")]
     public string? Id
     {
@@ -53,6 +59,9 @@ public record CurrentGroupSquadMember
 
 public record CurrentGroupMemberInfo
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Nickname")]
     public string? Nickname
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/GameConfigResponse.cs

@@ -4,6 +4,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record GameConfigResponse
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("aid")]
     public double? Aid
     {
@@ -115,6 +118,9 @@ public record GameConfigResponse
 
 public record PurchasedGames
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("eft")]
     public bool? IsEftPurchased
     {
@@ -132,6 +138,9 @@ public record PurchasedGames
 
 public record Backend
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Lobby")]
     public string? Lobby
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/GameEmptyCrcRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record GameEmptyCrcRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("crc")]
     public int? Crc
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/GameKeepAliveResponse.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record GameKeepAliveResponse
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("msg")]
     public string? Message
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/GameLogoutResponseData.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record GameLogoutResponseData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("status")]
     public string? Status
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/GameModeRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record GameModeRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("sessionMode")]
     public string? SessionMode
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/GameModeResponse.cs

@@ -1,4 +1,4 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
@@ -10,6 +10,9 @@ public enum SessionMode
 
 public record GameModeResponse
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("gameMode")]
     public string? GameMode
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/GameStartResponse.cs

@@ -4,6 +4,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record GameStartResponse
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("utc_time")]
     public double UtcTime
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/GetItemPricesResponse.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record GetItemPricesResponse
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("supplyNextTime")]
     public double? SupplyNextTime
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/GetRaidTimeRequest.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record GetRaidTimeRequest : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Side")]
     public string? Side
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/GetRaidTimeResponse.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record GetRaidTimeResponse
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("NewSurviveTimeSeconds")]
     public double? NewSurviveTimeSeconds
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/SendSurveyOpinionRequest.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record SendSurveyOpinionRequest : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("resultJson")]
     public string? ResultJson
     {
@@ -29,6 +32,9 @@ public record SendSurveyOpinionRequest : IRequestData
 
 public record SurveyOpinionAnswer
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("questionId")]
     public int? QuestionId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/ServerDetails.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record ServerDetails
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("ip")]
     public string? Ip
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/SurveyResponseData.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record SurveyResponseData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("locale")]
     public Dictionary<string, Dictionary<string, string>>? Locale
     {
@@ -21,6 +24,9 @@ public record SurveyResponseData
 
 public record Survey
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public int? Id
     {
@@ -66,6 +72,9 @@ public record Survey
 
 public record WelcomePageData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("titleLocaleKey")]
     public string? TitleLocaleKey
     {
@@ -90,6 +99,9 @@ public record WelcomePageData
 
 public record FarewellPageData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("textLocaleKey")]
     public string? TextLocaleKey
     {
@@ -100,6 +112,9 @@ public record FarewellPageData
 
 public record SurveyQuestion
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public int? Id
     {
@@ -152,6 +167,9 @@ public record SurveyQuestion
 
 public record SurveyAnswer
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public int? Id
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Game/VersionValidateRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Utils;
 
 namespace SPTarkov.Server.Core.Models.Eft.Game;
 
 public record VersionValidateRequestData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("version")]
     public Version? Version
     {
@@ -22,6 +25,9 @@ public record VersionValidateRequestData : IRequestData
 
 public record Version
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("major")]
     public string? Major
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Health/HealthTreatmentRequestData.cs

@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Health;
 
 public record HealthTreatmentRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("trader")]
     public string? Trader
     {
@@ -41,6 +44,9 @@ public record HealthTreatmentRequestData : InventoryBaseActionRequestData
 
 public record Difference
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("BodyParts")]
     public BodyParts? BodyParts
     {
@@ -65,6 +71,9 @@ public record Difference
 
 public record BodyParts
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Head")]
     public BodyPartEffects? Head
     {
@@ -117,6 +126,9 @@ public record BodyParts
 
 public record BodyPartEffects
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public double Health
     {
         get;

Libraries/SPTarkov.Server.Core/Models/Eft/Health/OffraidEatRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Inventory;
 
 namespace SPTarkov.Server.Core.Models.Eft.Health;
 
 public record OffraidEatRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("item")]
     public string? Item
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Health/OffraidHealRequestData.cs

@@ -5,6 +5,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Health;
 
 public record OffraidHealRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("item")]
     public string? Item
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Health/SyncHealthRequestData.cs

@@ -1,9 +1,12 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 
 namespace SPTarkov.Server.Core.Models.Eft.Health;
 
 public record SyncHealthRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Health")]
     public List<BodyPartHealth>? Health
     {
@@ -42,6 +45,9 @@ public record SyncHealthRequestData
 
 public record BodyPartCollection
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Head")]
     public BodyPartHealth? Head
     {
@@ -94,6 +100,9 @@ public record BodyPartCollection
 
 public record BodyPartHealth
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Maximum")]
     public int? Maximum
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Health/WorkoutData.cs

@@ -7,6 +7,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Health;
 
 public class WorkoutData : IRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("skills")]
     public WorkoutSkills? Skills
     {
@@ -17,6 +20,9 @@ public class WorkoutData : IRequestData
 
 public record WorkoutSkills
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Common")]
     public List<BaseSkill> Common
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HandleQTEEventRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Inventory;
 
 namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HandleQTEEventRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     true if QTE was successful, otherwise false
     /// </summary>

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutArea.cs

@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutArea
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_id")]
     public string? Id
     {
@@ -86,6 +89,9 @@ public record HideoutArea
 
 public record HideoutAreaRequirement
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("areaType")]
     public int? AreaType
     {
@@ -110,6 +116,9 @@ public record HideoutAreaRequirement
 
 public record Stage
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("autoUpgrade")]
     public bool? AutoUpgrade
     {
@@ -186,6 +195,9 @@ public record Stage
 
 public record StageImprovement
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -217,6 +229,9 @@ public record StageImprovement
 
 public record StageImprovementBonus
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -270,6 +285,9 @@ public record StageImprovementBonus
 
 public record StageImprovementRequirement
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("count")]
     public int? Count
     {
@@ -315,6 +333,9 @@ public record StageImprovementRequirement
 
 public record StageRequirement
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("areaType")]
     public int? AreaType
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutCancelProductionRequestData.cs

@@ -1,4 +1,4 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Common.Request;
 
 namespace SPTarkov.Server.Core.Models.Eft.Hideout;

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutCircleOfCultistProductionStartRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Inventory;
 
 namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutCircleOfCultistProductionStartRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("timestamp")]
     public long? Timestamp
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutContinuousProductionStartRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Inventory;
 
 namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutContinuousProductionStartRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("recipeId")]
     public string? RecipeId
     {
@@ -22,6 +25,9 @@ public record HideoutContinuousProductionStartRequestData : InventoryBaseActionR
 
 public record HideoutProperties
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     public int? BtcFarmGcs
     {
         get;

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutCustomisation.cs

@@ -5,6 +5,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutCustomisation
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("globals")]
     public List<HideoutCustomisationGlobal>? Globals
     {
@@ -22,6 +25,9 @@ public record HideoutCustomisation
 
 public record HideoutCustomisationGlobal
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {
@@ -74,6 +80,9 @@ public record HideoutCustomisationGlobal
 
 public record HideoutCustomisationSlot
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("id")]
     public string? Id
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutCustomizationApplyRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Inventory;
 
 namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutCustomizationApplyRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     Id of the newly picked item to apply to hideout
     /// </summary>

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutCustomizationSetMannequinPoseRequest.cs

@@ -5,6 +5,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutCustomizationSetMannequinPoseRequest : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("poses")]
     public Dictionary<string, string>? Poses
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutDeleteProductionRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Inventory;
 
 namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutDeleteProductionRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("recipeId")]
     public string? RecipeId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutImproveAreaRequestData.cs

@@ -7,6 +7,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutImproveAreaRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     /// <summary>
     ///     Hideout area id from areas.json
     /// </summary>

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutProduction.cs

@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutProductionData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("recipes")]
     public List<HideoutProduction>? Recipes
     {
@@ -30,6 +33,9 @@ public record HideoutProductionData
 
 public record HideoutProduction
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_id")]
     public string? Id
     {
@@ -120,6 +126,9 @@ public record HideoutProduction
 
 public record Requirement
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("templateId")]
     public string? TemplateId
     {
@@ -200,6 +209,9 @@ public record Requirement
 
 public record ScavRecipe
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_id")]
     public string? Id
     {
@@ -231,6 +243,9 @@ public record ScavRecipe
 
 public record EndProducts
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("Common")]
     public MinMax<int>? Common
     {
@@ -255,6 +270,9 @@ public record EndProducts
 
 public record CultistRecipe
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("_id")]
     public string? Id
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutPutItemInRequestData.cs

@@ -7,6 +7,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutPutItemInRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("areaType")]
     public HideoutAreas? AreaType
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutScavCaseStartRequestData.cs

@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutScavCaseStartRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("recipeId")]
     public string? RecipeId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutSettingsBase.cs

@@ -4,6 +4,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutSettingsBase
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("generatorSpeedWithoutFuel")]
     public double? GeneratorSpeedWithoutFuel
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutSingleProductionStartRequestData.cs

@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutSingleProductionStartRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("recipeId")]
     public string? RecipeId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutTakeItemOutRequestData.cs

@@ -1,4 +1,4 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Inventory;
 using SPTarkov.Server.Core.Models.Enums;
 
@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutTakeItemOutRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("areaType")]
     public HideoutAreas? AreaType
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutTakeProductionRequestData.cs

@@ -1,10 +1,13 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Inventory;
 
 namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutTakeProductionRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("recipeId")]
     public string? RecipeId
     {

Libraries/SPTarkov.Server.Core/Models/Eft/Hideout/HideoutToggleAreaRequestData.cs

@@ -1,4 +1,4 @@
-using System.Text.Json.Serialization;
+using System.Text.Json.Serialization;
 using SPTarkov.Server.Core.Models.Eft.Inventory;
 using SPTarkov.Server.Core.Models.Enums;
 
@@ -6,6 +6,9 @@ namespace SPTarkov.Server.Core.Models.Eft.Hideout;
 
 public record HideoutToggleAreaRequestData : InventoryBaseActionRequestData
 {
+    [JsonExtensionData]
+    public Dictionary<string, object> ExtensionData { get; set; }
+
     [JsonPropertyName("areaType")]
     public HideoutAreas? AreaType
     {