code: public static MessageDto newTxManager(NotifyConnectParams notifyConnectParams) {
          MessageDto msg = new MessageDto();
          msg.setAction(MessageConstants.ACTION_NEW_TXMANAGER);
          msg.setData(notifyConnectParams);
          return msg;
      }
docs: 通知TxClient连接
  
  @param notifyConnectParams notifyConnectParams
  @return MessageDto