docs: def process(self, response):
          """ Returns HTTP backend agnostic ``Response`` data. """
  
          try:
              code = response.status_code
  
              # 204 - No Content
              if code == 204:
                  body = None
              # add an error message to 402 errors
              elif code == 402:
                  body = {
                      "message": "Payment Required",
                      "status": "error"
                  }
              else:
                  body = response.json()
  
              return Response(code, body, response.content, response)
          except ValueError:
              raise ZencoderResponseError(response, response.content)