Request body sample: {"jsonrpc":"2.0","method":"eth_getTransactionReceipt","params":["0xb903239f8543d04b5dc1ba6579132b143087c68db1b2168786408fcbce568238"],"id":1}
OK
const response = await fetch('eth_getTransactionReceipt', { method: 'POST', headers: { "Content-Type": "application/json" }, body: JSON.stringify({}), }); const data = await response.json();
{ "id": 0, "jsonrpc": "text", "result": "text" }