code: def send(self, message):
          
          log.debug("sending '{0}' message".format(message.type))
          send_miu = self.socket.getsockopt(nfc.llcp.SO_SNDMIU)
          try:
              data = str(message)
          except nfc.llcp.EncodeError as e:
              log.error("message encoding failed: {0}".format(e))
          else:
              return self._send(data, send_miu)
docs: Send a handover request message to the remote server.