code: def muteThread(self, mute_time=-1, thread_id=None):
          
          thread_id, thread_type = self._getThread(thread_id, None)
          data = {"mute_settings": str(mute_time), "thread_fbid": thread_id}
          content = self._post(self.req_url.MUTE_THREAD, data, fix_request=True)
docs: Mutes thread
  
          :param mute_time: Mute time in seconds, leave blank to mute forever
          :param thread_id: User/Group ID to mute. See :ref:`intro_threads`