public static void CallOnOnResponseReceived(this IRequest request, UnityWebRequest unityWebRequest) {
      var headers = request.ResolveHeaders()?.ToList() ?? new List<KeyValuePair<string, object>>();
      var callbackObject = headers.FetchHeader<Callback<UnityWebRequest>>(InternalHeaders.HookObject);

      callbackObject?.OnResponseReceived?.Invoke(unityWebRequest);