text: def _call_callback(request, response):
      if request.callback is not None:
          if (
              response.status_code is not None
              and response.status_code >= 200
              and response.status_code < 300
          ):
              if response.json is not None:
                  response.json = request.callback(response.content)
              elif response.data is not None:
                  response.data = request.callback(response.content)
      return response
  