parity_subscribe
启动一个Websockets/IPC/TCP传输层之上的订阅来调用其他RPC方法。
请求参数
请求参数对象结构如下:
- rpc方法名
- rpc方法参数数组
API请求
>wscat -c wss://kovan.infura.io/ws
// subscribe to eth_getBalance
>{"jsonrpc":"2.0", "id":1, "method":"parity_subscribe", "params":["eth_getBalance",["0x004702bdcC3C7dbFfd943136107E70B827028600", "latest"]]}
API响应
// New Subscription response
{
"jsonrpc": "2.0",
"result": "0x070fa1c4d1b3fd81",
"id": 1
}
// eth_getBalance subscription notification
{
"jsonrpc":"2.0",
"method":"parity_subscription",
"params": {
"result":"0x36464dbbdd98953718",
"subscription":"0x49a3a64111acb418"
}
}
返回一个字符串,表示新创建的订阅ID。