diff --git a/YaMusicCli/Program.cs b/YaMusicCli/Program.cs
index 99dbea1..df28863 100644
--- a/YaMusicCli/Program.cs
+++ b/YaMusicCli/Program.cs
@@ -1,4 +1,6 @@
-internal class Program
+using YandexMusic.API.Extensions.API;
+
+internal class Program
 {
     private async static Task Main(string[] args)
     {
@@ -6,5 +8,9 @@
         var type = await client.Authorize("y0__xDy2budARje-AYg7rmliBc11LbYoMeUiwiO6f6mSCAMDYVIKg");
         var playlists = (await client.GetFavoritesAsync()).Where(t => t.Owner.Uid == client.Account.Uid).ToList();
         var playlist = await client.GetPlaylistAsync("97ae0768-8a40-8485-9fa4-b6c856bc6b21");
+
+
+        var tracks = await client.GetTracksAsync(new[] { "78412759" });
+        await playlist.InsertTracksAsync(tracks.ToArray());
     }
 }
\ No newline at end of file
diff --git a/YandexMusic.API/Common/Providers/CommonRequestProvider.cs b/YandexMusic.API/Common/Providers/CommonRequestProvider.cs
index d6e8369..3f7e97d 100644
--- a/YandexMusic.API/Common/Providers/CommonRequestProvider.cs
+++ b/YandexMusic.API/Common/Providers/CommonRequestProvider.cs
@@ -11,13 +11,6 @@ public abstract class CommonRequestProvider : IRequestProvider
     /// <summary>Хранилище данных авторизации.</summary>
     protected readonly AuthStorage storage;
 
-    /// <summary>Настройки сериализации JSON (регистронезависимые, поддержка enum-строк).</summary>
-    private static readonly JsonSerializerOptions JsonOptions = new()
-    {
-        PropertyNameCaseInsensitive = true,
-        Converters = { new JsonStringEnumConverter(JsonNamingPolicy.KebabCaseLower), new IntToStringConverter() }
-    };
-
     /// <summary>Инициализирует новый экземпляр провайдера.</summary>
     /// <param name="authStorage">Хранилище авторизации.</param>
     protected CommonRequestProvider(AuthStorage authStorage)
@@ -37,6 +30,16 @@ public abstract class CommonRequestProvider : IRequestProvider
     {
         var json = await response.Content.ReadAsStringAsync();
 
+        JsonSerializerOptions JsonOptions = new()
+        {
+            PropertyNameCaseInsensitive = true,
+            Converters = {
+            new JsonStringEnumConverter(JsonNamingPolicy.KebabCaseLower),
+            new IntToStringConverter(),
+            new YExecutionContextConverter(api, storage),
+            }
+        };
+
         if (!response.IsSuccessStatusCode)
         {
             var error = JsonSerializer.Deserialize<YErrorResponse>(json, JsonOptions);
diff --git a/YandexMusic.API/Models/Common/YExecutionContextConverter.cs b/YandexMusic.API/Models/Common/YExecutionContextConverter.cs
index 115978c..8d5834c 100644
--- a/YandexMusic.API/Models/Common/YExecutionContextConverter.cs
+++ b/YandexMusic.API/Models/Common/YExecutionContextConverter.cs
@@ -5,7 +5,7 @@ using YandexMusic.API.Common;
 namespace YandexMusic.API.Models.Common;
 
 /// <summary>Конвертер для внедрения контекста выполнения (API и хранилище) в модели.</summary>
-public class YExecutionContextConverter : JsonConverter<YBaseModel>
+public class YExecutionContextConverter : JsonConverter<object>
 {
     private readonly YandexMusicApi _api;
     private readonly AuthStorage _storage;
@@ -16,26 +16,27 @@ public class YExecutionContextConverter : JsonConverter<YBaseModel>
         _storage = storage;
     }
 
-    public override YBaseModel? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+    public override bool CanConvert(Type typeToConvert) =>
+        typeof(YBaseModel).IsAssignableFrom(typeToConvert);
+
+    public override object? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
     {
-        // Десериализуем объект без контекста
-        var obj = (YBaseModel?)JsonSerializer.Deserialize(ref reader, typeToConvert, options);
-        if (obj != null)
+        // Убираем этот конвертер из опций, чтобы избежать рекурсии
+        var innerOptions = new JsonSerializerOptions(options);
+        innerOptions.Converters.Remove(this);
+
+        var obj = JsonSerializer.Deserialize(ref reader, typeToConvert, innerOptions);
+        if (obj is YBaseModel baseModel)
         {
-            obj.Context = new YExecutionContext
-            {
-                API = _api,
-                Storage = _storage
-            };
+            baseModel.Context = new YExecutionContext { API = _api, Storage = _storage };
         }
         return obj;
     }
 
-    public override void Write(Utf8JsonWriter writer, YBaseModel value, JsonSerializerOptions options)
+    public override void Write(Utf8JsonWriter writer, object value, JsonSerializerOptions options)
     {
-        // При сериализации игнорируем контекст
-        var cloneOptions = new JsonSerializerOptions(options);
-        cloneOptions.Converters.Remove(this);
-        JsonSerializer.Serialize(writer, value, cloneOptions);
+        var innerOptions = new JsonSerializerOptions(options);
+        innerOptions.Converters.Remove(this);
+        JsonSerializer.Serialize(writer, value, innerOptions);
     }
-}
+}
\ No newline at end of file