diff --git a/modules/ContentStore/Model/AnimalImage.cs b/modules/ContentStore/Model/AnimalImage.cs
index 4f3b619..2bbcea1 100644
--- a/modules/ContentStore/Model/AnimalImage.cs
+++ b/modules/ContentStore/Model/AnimalImage.cs
@@ -1,7 +1,12 @@
-namespace West.TelegramBot.ContentStore.Model;
+using System.Text.Json.Serialization;
 
-public class AnimalImage
+namespace West.TelegramBot.ContentStore.Model;
+
+public record AnimalImage
 {
-    public string Id { get; set; } = null!;
-    public string Url { get; set; } = null!;
+    [JsonPropertyName("id")]
+    public required string Id { get; set; }
+    
+    [JsonPropertyName("url")]
+    public required string Url { get; set; }
 }
\ No newline at end of file
diff --git a/modules/ContentStore/Model/OBoobsItem.cs b/modules/ContentStore/Model/OBoobsItem.cs
index 947016f..e85c8ad 100644
--- a/modules/ContentStore/Model/OBoobsItem.cs
+++ b/modules/ContentStore/Model/OBoobsItem.cs
@@ -1,10 +1,21 @@
-namespace West.TelegramBot.ContentStore.Model;
+using System.Text.Json.Serialization;
 
-public class OBoobsItem
+namespace West.TelegramBot.ContentStore.Model;
+
+public record OBoobsItem
 {
+    [JsonPropertyName("id")]
     public int Id { get; set; }
+
+    [JsonPropertyName("rank")]
     public int Rank { get; set; }
+    
+    [JsonPropertyName("author")]
     public string? Author { get; set; }
+
+    [JsonPropertyName("model")]
     public string? Model { get; set; }
+
+    [JsonPropertyName("rank")]
     public string Preview { get; set; } = string.Empty;
 }
\ No newline at end of file