.Net: Fix hugging face embedding

dotnet/src/Connectors/Connectors.HuggingFace/Core/HuggingFaceClient.cs

@@ -293,11 +293,29 @@ private Uri GetTextGenerationEndpoint(string modelId)
 
         string body = await this.SendRequestAndGetStringBodyAsync(httpRequestMessage, cancellationToken)
             .ConfigureAwait(false);
+        try
+        {
+            // Attempt to deserialize as TextEmbeddingResponseType1
+            var response = DeserializeResponse<TextEmbeddingResponseType1>(body);
+            return response.ToList();
+        }
+        catch (KernelException ex1)
+        {
+            try
+            {
+                // If it fails, attempt to deserialize as TextEmbeddingResponseType2
+                var response = DeserializeResponse<TextEmbeddingResponseType2>(body);
+
+                // Currently, only one embedding per data is supported
+                return response[0][0].ToList();
+            }
+            catch (KernelException ex2)
+            {
+                // If both fail, throw the second exception
+                throw ex2;
+            }
+        }
 
-        var response = DeserializeResponse<TextEmbeddingResponse>(body);
-
-        // Currently only one embedding per data is supported
-        return response[0][0].ToList()!;
     }
 
     private Uri GetEmbeddingGenerationEndpoint(string modelId)

dotnet/src/Connectors/Connectors.HuggingFace/Core/Models/TextEmbeddingResponse.cs

@@ -8,4 +8,12 @@ namespace Microsoft.SemanticKernel.Connectors.HuggingFace.Core;
 /// <summary>
 /// Represents the response from the Hugging Face text embedding API.
 /// </summary>
-internal sealed class TextEmbeddingResponse : List<List<List<ReadOnlyMemory<float>>>>;
+/// <returns> List&lt;ReadOnlyMemory&lt;float&gt;&gt;</returns>
+internal sealed class TextEmbeddingResponseType1 : List<ReadOnlyMemory<float>>;
+
+/// <summary>
+/// Represents the response from the Hugging Face text embedding API.
+/// </summary>
+/// <returns>List&lt;List&lt;List&lt;ReadOnlyMemory&lt;float&gt;&gt;&gt;&gt;</returns>
+internal sealed class TextEmbeddingResponseType2 : List<List<List<ReadOnlyMemory<float>>>>;
+