code: def create_command_history_subscription(self, on_data=None, timeout=60):
          
          return self._client.create_command_history_subscription(
              issued_command=self, on_data=on_data, timeout=timeout)
docs: Create a new command history subscription for this command.
  
          :param on_data: Function that gets called with  :class:`.CommandHistory`
                          updates.
          :param float timeout: The amount of seconds to wait for the request
                                to complete.
          :return: Future that can be used to manage the background websocket
                   subscription
          :rtype: .CommandHistorySubscription