code: def write_raw(self, message_id, data, bus=None, frame_format=None):
          
          if not isinstance(message_id, numbers.Number):
              try:
                  message_id = int(message_id, 0)
              except ValueError:
                  raise ValueError("ID must be numerical")
          data = {'id': message_id, 'data': data}
          if bus is not None:
              data['bus'] = bus
          if frame_format is not None:
              data['frame_format'] = frame_format
          message = self.streamer.serialize_for_stream(data)
          bytes_written = self.write_bytes(message)
          assert bytes_written == len(message)
          return bytes_written
docs: Send a raw write request to the VI.