// Request
curl https://zetachain-evm.blockpi.network/v1/rpc/your-rpc-key -X POST -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"web3_sha3","params":["0x68656c6c6f20776f726c64"],"id":1}'
// Result
{
"jsonrpc": "2.0",
"id": 1,
"result": "0x5b2c76da96136d193336fad3fbc049867b8ca157da22f69ae0e4923648250acc"
}