diff --git a/src/libs/Creatomate/Generated/Creatomate.Models.CreateRenderRequest.Json.g.cs b/src/libs/Creatomate/Generated/Creatomate.Models.CreateRenderRequest.Json.g.cs
index f6fc964..f224cd7 100644
--- a/src/libs/Creatomate/Generated/Creatomate.Models.CreateRenderRequest.Json.g.cs
+++ b/src/libs/Creatomate/Generated/Creatomate.Models.CreateRenderRequest.Json.g.cs
@@ -16,6 +16,14 @@ public string ToJson(
                 jsonSerializerContext);
         }
 
+        /// <summary>
+        /// Serializes the current instance to a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public string ToJson()
+        {
+            return ToJson(global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Serializes the current instance to a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -26,6 +34,11 @@ public string ToJson(
         public string ToJson(
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return ToJson(global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Serialize(
                 this,
                 jsonSerializerOptions);
@@ -44,6 +57,17 @@ public string ToJson(
                 jsonSerializerContext) as global::Creatomate.CreateRenderRequest;
         }
 
+        /// <summary>
+        /// Deserializes a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::Creatomate.CreateRenderRequest? FromJson(
+            string json)
+        {
+            return FromJson(
+                json,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -55,6 +79,13 @@ public string ToJson(
             string json,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJson(
+                    json,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Deserialize<global::Creatomate.CreateRenderRequest>(
                 json,
                 jsonSerializerOptions);
@@ -73,6 +104,17 @@ public string ToJson(
                 jsonSerializerContext).ConfigureAwait(false)) as global::Creatomate.CreateRenderRequest;
         }
 
+        /// <summary>
+        /// Deserializes a JSON stream using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::System.Threading.Tasks.ValueTask<global::Creatomate.CreateRenderRequest?> FromJsonStreamAsync(
+            global::System.IO.Stream jsonStream)
+        {
+            return FromJsonStreamAsync(
+                jsonStream,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON stream using the provided JsonSerializerOptions.
         /// </summary>
@@ -84,6 +126,13 @@ public string ToJson(
             global::System.IO.Stream jsonStream,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJsonStreamAsync(
+                    jsonStream,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.DeserializeAsync<global::Creatomate.CreateRenderRequest?>(
                 jsonStream,
                 jsonSerializerOptions);
diff --git a/src/libs/Creatomate/Generated/Creatomate.Models.CreateRenderRequestModifications.Json.g.cs b/src/libs/Creatomate/Generated/Creatomate.Models.CreateRenderRequestModifications.Json.g.cs
index ab93b2d..e9a5b0e 100644
--- a/src/libs/Creatomate/Generated/Creatomate.Models.CreateRenderRequestModifications.Json.g.cs
+++ b/src/libs/Creatomate/Generated/Creatomate.Models.CreateRenderRequestModifications.Json.g.cs
@@ -16,6 +16,14 @@ public string ToJson(
                 jsonSerializerContext);
         }
 
+        /// <summary>
+        /// Serializes the current instance to a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public string ToJson()
+        {
+            return ToJson(global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Serializes the current instance to a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -26,6 +34,11 @@ public string ToJson(
         public string ToJson(
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return ToJson(global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Serialize(
                 this,
                 jsonSerializerOptions);
@@ -44,6 +57,17 @@ public string ToJson(
                 jsonSerializerContext) as global::Creatomate.CreateRenderRequestModifications;
         }
 
+        /// <summary>
+        /// Deserializes a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::Creatomate.CreateRenderRequestModifications? FromJson(
+            string json)
+        {
+            return FromJson(
+                json,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -55,6 +79,13 @@ public string ToJson(
             string json,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJson(
+                    json,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Deserialize<global::Creatomate.CreateRenderRequestModifications>(
                 json,
                 jsonSerializerOptions);
@@ -73,6 +104,17 @@ public string ToJson(
                 jsonSerializerContext).ConfigureAwait(false)) as global::Creatomate.CreateRenderRequestModifications;
         }
 
+        /// <summary>
+        /// Deserializes a JSON stream using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::System.Threading.Tasks.ValueTask<global::Creatomate.CreateRenderRequestModifications?> FromJsonStreamAsync(
+            global::System.IO.Stream jsonStream)
+        {
+            return FromJsonStreamAsync(
+                jsonStream,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON stream using the provided JsonSerializerOptions.
         /// </summary>
@@ -84,6 +126,13 @@ public string ToJson(
             global::System.IO.Stream jsonStream,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJsonStreamAsync(
+                    jsonStream,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.DeserializeAsync<global::Creatomate.CreateRenderRequestModifications?>(
                 jsonStream,
                 jsonSerializerOptions);
diff --git a/src/libs/Creatomate/Generated/Creatomate.Models.CreateRenderRequestSource.Json.g.cs b/src/libs/Creatomate/Generated/Creatomate.Models.CreateRenderRequestSource.Json.g.cs
index f0cf788..83aad0a 100644
--- a/src/libs/Creatomate/Generated/Creatomate.Models.CreateRenderRequestSource.Json.g.cs
+++ b/src/libs/Creatomate/Generated/Creatomate.Models.CreateRenderRequestSource.Json.g.cs
@@ -16,6 +16,14 @@ public string ToJson(
                 jsonSerializerContext);
         }
 
+        /// <summary>
+        /// Serializes the current instance to a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public string ToJson()
+        {
+            return ToJson(global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Serializes the current instance to a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -26,6 +34,11 @@ public string ToJson(
         public string ToJson(
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return ToJson(global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Serialize(
                 this,
                 jsonSerializerOptions);
@@ -44,6 +57,17 @@ public string ToJson(
                 jsonSerializerContext) as global::Creatomate.CreateRenderRequestSource;
         }
 
+        /// <summary>
+        /// Deserializes a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::Creatomate.CreateRenderRequestSource? FromJson(
+            string json)
+        {
+            return FromJson(
+                json,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -55,6 +79,13 @@ public string ToJson(
             string json,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJson(
+                    json,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Deserialize<global::Creatomate.CreateRenderRequestSource>(
                 json,
                 jsonSerializerOptions);
@@ -73,6 +104,17 @@ public string ToJson(
                 jsonSerializerContext).ConfigureAwait(false)) as global::Creatomate.CreateRenderRequestSource;
         }
 
+        /// <summary>
+        /// Deserializes a JSON stream using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::System.Threading.Tasks.ValueTask<global::Creatomate.CreateRenderRequestSource?> FromJsonStreamAsync(
+            global::System.IO.Stream jsonStream)
+        {
+            return FromJsonStreamAsync(
+                jsonStream,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON stream using the provided JsonSerializerOptions.
         /// </summary>
@@ -84,6 +126,13 @@ public string ToJson(
             global::System.IO.Stream jsonStream,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJsonStreamAsync(
+                    jsonStream,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.DeserializeAsync<global::Creatomate.CreateRenderRequestSource?>(
                 jsonStream,
                 jsonSerializerOptions);
diff --git a/src/libs/Creatomate/Generated/Creatomate.Models.ErrorResponse.Json.g.cs b/src/libs/Creatomate/Generated/Creatomate.Models.ErrorResponse.Json.g.cs
index 31a9c7e..9f0f39a 100644
--- a/src/libs/Creatomate/Generated/Creatomate.Models.ErrorResponse.Json.g.cs
+++ b/src/libs/Creatomate/Generated/Creatomate.Models.ErrorResponse.Json.g.cs
@@ -16,6 +16,14 @@ public string ToJson(
                 jsonSerializerContext);
         }
 
+        /// <summary>
+        /// Serializes the current instance to a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public string ToJson()
+        {
+            return ToJson(global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Serializes the current instance to a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -26,6 +34,11 @@ public string ToJson(
         public string ToJson(
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return ToJson(global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Serialize(
                 this,
                 jsonSerializerOptions);
@@ -44,6 +57,17 @@ public string ToJson(
                 jsonSerializerContext) as global::Creatomate.ErrorResponse;
         }
 
+        /// <summary>
+        /// Deserializes a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::Creatomate.ErrorResponse? FromJson(
+            string json)
+        {
+            return FromJson(
+                json,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -55,6 +79,13 @@ public string ToJson(
             string json,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJson(
+                    json,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Deserialize<global::Creatomate.ErrorResponse>(
                 json,
                 jsonSerializerOptions);
@@ -73,6 +104,17 @@ public string ToJson(
                 jsonSerializerContext).ConfigureAwait(false)) as global::Creatomate.ErrorResponse;
         }
 
+        /// <summary>
+        /// Deserializes a JSON stream using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::System.Threading.Tasks.ValueTask<global::Creatomate.ErrorResponse?> FromJsonStreamAsync(
+            global::System.IO.Stream jsonStream)
+        {
+            return FromJsonStreamAsync(
+                jsonStream,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON stream using the provided JsonSerializerOptions.
         /// </summary>
@@ -84,6 +126,13 @@ public string ToJson(
             global::System.IO.Stream jsonStream,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJsonStreamAsync(
+                    jsonStream,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.DeserializeAsync<global::Creatomate.ErrorResponse?>(
                 jsonStream,
                 jsonSerializerOptions);
diff --git a/src/libs/Creatomate/Generated/Creatomate.Models.Render.Json.g.cs b/src/libs/Creatomate/Generated/Creatomate.Models.Render.Json.g.cs
index 61f3851..7aa75b7 100644
--- a/src/libs/Creatomate/Generated/Creatomate.Models.Render.Json.g.cs
+++ b/src/libs/Creatomate/Generated/Creatomate.Models.Render.Json.g.cs
@@ -16,6 +16,14 @@ public string ToJson(
                 jsonSerializerContext);
         }
 
+        /// <summary>
+        /// Serializes the current instance to a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public string ToJson()
+        {
+            return ToJson(global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Serializes the current instance to a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -26,6 +34,11 @@ public string ToJson(
         public string ToJson(
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return ToJson(global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Serialize(
                 this,
                 jsonSerializerOptions);
@@ -44,6 +57,17 @@ public string ToJson(
                 jsonSerializerContext) as global::Creatomate.Render;
         }
 
+        /// <summary>
+        /// Deserializes a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::Creatomate.Render? FromJson(
+            string json)
+        {
+            return FromJson(
+                json,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -55,6 +79,13 @@ public string ToJson(
             string json,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJson(
+                    json,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Deserialize<global::Creatomate.Render>(
                 json,
                 jsonSerializerOptions);
@@ -73,6 +104,17 @@ public string ToJson(
                 jsonSerializerContext).ConfigureAwait(false)) as global::Creatomate.Render;
         }
 
+        /// <summary>
+        /// Deserializes a JSON stream using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::System.Threading.Tasks.ValueTask<global::Creatomate.Render?> FromJsonStreamAsync(
+            global::System.IO.Stream jsonStream)
+        {
+            return FromJsonStreamAsync(
+                jsonStream,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON stream using the provided JsonSerializerOptions.
         /// </summary>
@@ -84,6 +126,13 @@ public string ToJson(
             global::System.IO.Stream jsonStream,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJsonStreamAsync(
+                    jsonStream,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.DeserializeAsync<global::Creatomate.Render?>(
                 jsonStream,
                 jsonSerializerOptions);
diff --git a/src/libs/Creatomate/Generated/Creatomate.Models.RenderModifications.Json.g.cs b/src/libs/Creatomate/Generated/Creatomate.Models.RenderModifications.Json.g.cs
index bb940d8..6eaa097 100644
--- a/src/libs/Creatomate/Generated/Creatomate.Models.RenderModifications.Json.g.cs
+++ b/src/libs/Creatomate/Generated/Creatomate.Models.RenderModifications.Json.g.cs
@@ -16,6 +16,14 @@ public string ToJson(
                 jsonSerializerContext);
         }
 
+        /// <summary>
+        /// Serializes the current instance to a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public string ToJson()
+        {
+            return ToJson(global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Serializes the current instance to a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -26,6 +34,11 @@ public string ToJson(
         public string ToJson(
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return ToJson(global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Serialize(
                 this,
                 jsonSerializerOptions);
@@ -44,6 +57,17 @@ public string ToJson(
                 jsonSerializerContext) as global::Creatomate.RenderModifications;
         }
 
+        /// <summary>
+        /// Deserializes a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::Creatomate.RenderModifications? FromJson(
+            string json)
+        {
+            return FromJson(
+                json,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -55,6 +79,13 @@ public string ToJson(
             string json,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJson(
+                    json,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Deserialize<global::Creatomate.RenderModifications>(
                 json,
                 jsonSerializerOptions);
@@ -73,6 +104,17 @@ public string ToJson(
                 jsonSerializerContext).ConfigureAwait(false)) as global::Creatomate.RenderModifications;
         }
 
+        /// <summary>
+        /// Deserializes a JSON stream using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::System.Threading.Tasks.ValueTask<global::Creatomate.RenderModifications?> FromJsonStreamAsync(
+            global::System.IO.Stream jsonStream)
+        {
+            return FromJsonStreamAsync(
+                jsonStream,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON stream using the provided JsonSerializerOptions.
         /// </summary>
@@ -84,6 +126,13 @@ public string ToJson(
             global::System.IO.Stream jsonStream,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJsonStreamAsync(
+                    jsonStream,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.DeserializeAsync<global::Creatomate.RenderModifications?>(
                 jsonStream,
                 jsonSerializerOptions);
diff --git a/src/libs/Creatomate/Generated/Creatomate.Models.Template.Json.g.cs b/src/libs/Creatomate/Generated/Creatomate.Models.Template.Json.g.cs
index e5e2ab6..5802317 100644
--- a/src/libs/Creatomate/Generated/Creatomate.Models.Template.Json.g.cs
+++ b/src/libs/Creatomate/Generated/Creatomate.Models.Template.Json.g.cs
@@ -16,6 +16,14 @@ public string ToJson(
                 jsonSerializerContext);
         }
 
+        /// <summary>
+        /// Serializes the current instance to a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public string ToJson()
+        {
+            return ToJson(global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Serializes the current instance to a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -26,6 +34,11 @@ public string ToJson(
         public string ToJson(
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return ToJson(global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Serialize(
                 this,
                 jsonSerializerOptions);
@@ -44,6 +57,17 @@ public string ToJson(
                 jsonSerializerContext) as global::Creatomate.Template;
         }
 
+        /// <summary>
+        /// Deserializes a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::Creatomate.Template? FromJson(
+            string json)
+        {
+            return FromJson(
+                json,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -55,6 +79,13 @@ public string ToJson(
             string json,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJson(
+                    json,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Deserialize<global::Creatomate.Template>(
                 json,
                 jsonSerializerOptions);
@@ -73,6 +104,17 @@ public string ToJson(
                 jsonSerializerContext).ConfigureAwait(false)) as global::Creatomate.Template;
         }
 
+        /// <summary>
+        /// Deserializes a JSON stream using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::System.Threading.Tasks.ValueTask<global::Creatomate.Template?> FromJsonStreamAsync(
+            global::System.IO.Stream jsonStream)
+        {
+            return FromJsonStreamAsync(
+                jsonStream,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON stream using the provided JsonSerializerOptions.
         /// </summary>
@@ -84,6 +126,13 @@ public string ToJson(
             global::System.IO.Stream jsonStream,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJsonStreamAsync(
+                    jsonStream,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.DeserializeAsync<global::Creatomate.Template?>(
                 jsonStream,
                 jsonSerializerOptions);
diff --git a/src/libs/Creatomate/Generated/Creatomate.Models.TemplateSource.Json.g.cs b/src/libs/Creatomate/Generated/Creatomate.Models.TemplateSource.Json.g.cs
index fddc47d..b522182 100644
--- a/src/libs/Creatomate/Generated/Creatomate.Models.TemplateSource.Json.g.cs
+++ b/src/libs/Creatomate/Generated/Creatomate.Models.TemplateSource.Json.g.cs
@@ -16,6 +16,14 @@ public string ToJson(
                 jsonSerializerContext);
         }
 
+        /// <summary>
+        /// Serializes the current instance to a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public string ToJson()
+        {
+            return ToJson(global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Serializes the current instance to a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -26,6 +34,11 @@ public string ToJson(
         public string ToJson(
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return ToJson(global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Serialize(
                 this,
                 jsonSerializerOptions);
@@ -44,6 +57,17 @@ public string ToJson(
                 jsonSerializerContext) as global::Creatomate.TemplateSource;
         }
 
+        /// <summary>
+        /// Deserializes a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::Creatomate.TemplateSource? FromJson(
+            string json)
+        {
+            return FromJson(
+                json,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -55,6 +79,13 @@ public string ToJson(
             string json,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJson(
+                    json,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Deserialize<global::Creatomate.TemplateSource>(
                 json,
                 jsonSerializerOptions);
@@ -73,6 +104,17 @@ public string ToJson(
                 jsonSerializerContext).ConfigureAwait(false)) as global::Creatomate.TemplateSource;
         }
 
+        /// <summary>
+        /// Deserializes a JSON stream using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::System.Threading.Tasks.ValueTask<global::Creatomate.TemplateSource?> FromJsonStreamAsync(
+            global::System.IO.Stream jsonStream)
+        {
+            return FromJsonStreamAsync(
+                jsonStream,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON stream using the provided JsonSerializerOptions.
         /// </summary>
@@ -84,6 +126,13 @@ public string ToJson(
             global::System.IO.Stream jsonStream,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJsonStreamAsync(
+                    jsonStream,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.DeserializeAsync<global::Creatomate.TemplateSource?>(
                 jsonStream,
                 jsonSerializerOptions);
diff --git a/src/libs/Creatomate/Generated/Creatomate.Models.TemplateSummary.Json.g.cs b/src/libs/Creatomate/Generated/Creatomate.Models.TemplateSummary.Json.g.cs
index 634eea0..4db8e80 100644
--- a/src/libs/Creatomate/Generated/Creatomate.Models.TemplateSummary.Json.g.cs
+++ b/src/libs/Creatomate/Generated/Creatomate.Models.TemplateSummary.Json.g.cs
@@ -16,6 +16,14 @@ public string ToJson(
                 jsonSerializerContext);
         }
 
+        /// <summary>
+        /// Serializes the current instance to a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public string ToJson()
+        {
+            return ToJson(global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Serializes the current instance to a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -26,6 +34,11 @@ public string ToJson(
         public string ToJson(
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return ToJson(global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Serialize(
                 this,
                 jsonSerializerOptions);
@@ -44,6 +57,17 @@ public string ToJson(
                 jsonSerializerContext) as global::Creatomate.TemplateSummary;
         }
 
+        /// <summary>
+        /// Deserializes a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::Creatomate.TemplateSummary? FromJson(
+            string json)
+        {
+            return FromJson(
+                json,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -55,6 +79,13 @@ public string ToJson(
             string json,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJson(
+                    json,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Deserialize<global::Creatomate.TemplateSummary>(
                 json,
                 jsonSerializerOptions);
@@ -73,6 +104,17 @@ public string ToJson(
                 jsonSerializerContext).ConfigureAwait(false)) as global::Creatomate.TemplateSummary;
         }
 
+        /// <summary>
+        /// Deserializes a JSON stream using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::System.Threading.Tasks.ValueTask<global::Creatomate.TemplateSummary?> FromJsonStreamAsync(
+            global::System.IO.Stream jsonStream)
+        {
+            return FromJsonStreamAsync(
+                jsonStream,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON stream using the provided JsonSerializerOptions.
         /// </summary>
@@ -84,6 +126,13 @@ public string ToJson(
             global::System.IO.Stream jsonStream,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJsonStreamAsync(
+                    jsonStream,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.DeserializeAsync<global::Creatomate.TemplateSummary?>(
                 jsonStream,
                 jsonSerializerOptions);
diff --git a/src/libs/Creatomate/Generated/Creatomate.OneOf.2.Json.g.cs b/src/libs/Creatomate/Generated/Creatomate.OneOf.2.Json.g.cs
index 1510f29..d4988e5 100644
--- a/src/libs/Creatomate/Generated/Creatomate.OneOf.2.Json.g.cs
+++ b/src/libs/Creatomate/Generated/Creatomate.OneOf.2.Json.g.cs
@@ -16,6 +16,14 @@ public string ToJson(
                 jsonSerializerContext);
         }
 
+        /// <summary>
+        /// Serializes the current instance to a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public string ToJson()
+        {
+            return ToJson(global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Serializes the current instance to a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -26,6 +34,11 @@ public string ToJson(
         public string ToJson(
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return ToJson(global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Serialize(
                 this,
                 jsonSerializerOptions);
@@ -44,6 +57,17 @@ public string ToJson(
                 jsonSerializerContext) as global::Creatomate.OneOf<T1, T2>?;
         }
 
+        /// <summary>
+        /// Deserializes a JSON string using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::Creatomate.OneOf<T1, T2>? FromJson(
+            string json)
+        {
+            return FromJson(
+                json,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON string using the provided JsonSerializerOptions.
         /// </summary>
@@ -55,6 +79,13 @@ public string ToJson(
             string json,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJson(
+                    json,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.Deserialize<global::Creatomate.OneOf<T1, T2>>(
                 json,
                 jsonSerializerOptions);
@@ -73,6 +104,17 @@ public string ToJson(
                 jsonSerializerContext).ConfigureAwait(false)) as global::Creatomate.OneOf<T1, T2>?;
         }
 
+        /// <summary>
+        /// Deserializes a JSON stream using the generated default JsonSerializerContext.
+        /// </summary>
+        public static global::System.Threading.Tasks.ValueTask<global::Creatomate.OneOf<T1, T2>?> FromJsonStreamAsync(
+            global::System.IO.Stream jsonStream)
+        {
+            return FromJsonStreamAsync(
+                jsonStream,
+                global::Creatomate.SourceGenerationContext.Default);
+        }
+
         /// <summary>
         /// Deserializes a JSON stream using the provided JsonSerializerOptions.
         /// </summary>
@@ -84,6 +126,13 @@ public string ToJson(
             global::System.IO.Stream jsonStream,
             global::System.Text.Json.JsonSerializerOptions? jsonSerializerOptions = null)
         {
+            if (jsonSerializerOptions is null)
+            {
+                return FromJsonStreamAsync(
+                    jsonStream,
+                    global::Creatomate.SourceGenerationContext.Default);
+            }
+
             return global::System.Text.Json.JsonSerializer.DeserializeAsync<global::Creatomate.OneOf<T1, T2>?>(
                 jsonStream,
                 jsonSerializerOptions);