code: def to_task(self):
      
      # Never pass params to taskqueue.Task. Use payload instead. Otherwise,
      # it's up to a particular taskqueue implementation to generate
      # payload from params. It could blow up payload size over limit.
      return taskqueue.Task(
          url=self.url,
          payload=self._payload,
          name=self.name,
          eta=self.eta,
          countdown=self.countdown,
          headers=self._headers)
docs: Convert to a taskqueue task.