submit transaction with JcNodeRpc. The nodes need be changed.
Available nodes:
http://39.104.188.146:50333http://58.243.201.56:5050http://47.74.51.71:50333http://39.98.243.77:50333https://srje071qdew231.jccdex.cnhttps://srje115qd43qw2.jccdex.cn