code: def to(self, jid: str):
          
          if jid is not None and not isinstance(jid, str):
              raise TypeError("'to' MUST be a string")
          self._to = aioxmpp.JID.fromstr(jid) if jid is not None else None
docs: Set jid of the receiver.
  
          Args:
            jid (str): the jid of the receiver.