获取当前节点的witness address
参数
无参数
返回值
DATA - 当前节点的witness address 。如果当前节点配置了多个witness address，则返回第一个；如果配置的witness address不合法或者该地址没有产生任何区块，则返回错误提示：”etherbase must be explicitly specified”
示例
curl -X POST 'https://api.shasta.trongrid.io/jsonrpc' --data '{"jsonrpc": "2.0", "id": 1, "method": "eth_coinbase", "params": []}'
结果
{"jsonrpc":"2.0","id":1,"error":{"code":-32000,"message":"etherbase must be explicitly specified","data":"{}"}}