code: def send_command_return_multilines(self, obj, command, *arguments):
          
          return self._perform_command('{}/{}'.format(self.session_url, obj.ref), command,
                                       OperReturnType.multiline_output, *arguments).json()
docs: Send command with no output.
  
          :param obj: requested object.
          :param command: command to send.
          :param arguments: list of command arguments.
          :return: list of command output lines.
          :rtype: list(str)