如何使用REST API Waves使用私钥签署交易? [英]How can I sign a transaction with a private key using the REST API Waves?
如果我可以更改节点的代码并正常运行,那么区块链系统(例如以太坊)如何? [英]How is the blockchain system(for instance ethereum) if i can change the code of the node and run it usually?