code: def chat_getPermalink(
          self, *, channel: str, message_ts: str, **kwargs
      ) -> SlackResponse:
          
          kwargs.update({"channel": channel, "message_ts": message_ts})
          return self.api_call("chat.getPermalink", http_verb="GET", params=kwargs)
docs: Retrieve a permalink URL for a specific extant message
  
          Args:
              channel (str): The channel id. e.g. 'C1234567890'
              message_ts (str): The timestamp. e.g. '1234567890.123456'