code: def patch(self, payload, append_to_arrays=True):
          
          if not isinstance(payload, dict):
              raise ValueError("The 'payload' parameter must be provided a dictionary object.")
          payload = self.__class__.set_id_in_fkeys(payload)
          if append_to_arrays:
              for key in payload:
                  val = payload[key]
                  if type(val) == list:
                      val.extend(getattr(self, key))
                      payload[key] = list(set(val))
          payload = self.check_boolean_fields(payload)
          payload = self.__class__.add_model_name_to_payload(payload)
          self.debug_logger.debug("PATCHING payload {}".format(json.dumps(payload, indent=4)))
          res = requests.patch(url=self.record_url, json=payload, headers=HEADERS, verify=False)
          self.write_response_html_to_file(res,"bob.html")
          res.raise_for_status()
          json_res = res.json()
          self.debug_logger.debug("Success")
          self.attrs = json_res
          return json_res
docs: Patches current record and udpates the current instance's 'attrs'
          attribute to reflect the new changes.
  
          Args:
              payload - hash. This will be JSON-formatted prior to sending the request.
  
          Returns:
              `dict`. The JSON formatted response.
  
          Raises:
              `requests.exceptions.HTTPError`: The status code is not ok.