Update src/Middleware/RetryHandler.cs

Co-authored-by: Eastman <[email protected]>

src/Middleware/RetryHandler.cs

@@ -250,7 +250,11 @@ private static async Task<Exception> GetInnerExceptionAsync(HttpResponseMessage
                 errorMessage = GetStringFromContent(responseContent);
             }
 
-            return new Exception($"HTTP request failed with status code: {httpStatusCode}.{errorMessage}");
+            return new ApiException($"HTTP request failed with status code: {httpStatusCode}.{errorMessage}")
+            {
+                ResponseStatusCode = (int)response.StatusCode,
+                ResponseHeaders = response.Headers.ToDictionary()
+            };
         }
 
         private static string GetStringFromContent(byte[] content)