code: def create(self, data):
          
          data = values.of({'Data': serialize.object(data), })
  
          payload = self._version.create(
              'POST',
              self._uri,
              data=data,
          )
  
          return StreamMessageInstance(
              self._version,
              payload,
              service_sid=self._solution['service_sid'],
              stream_sid=self._solution['stream_sid'],
          )
docs: Create a new StreamMessageInstance
  
          :param dict data: Stream Message body.
  
          :returns: Newly created StreamMessageInstance
          :rtype: twilio.rest.sync.v1.service.sync_stream.stream_message.StreamMessageInstance