wscat -c wss://go.getblock.io/<ACCESS-TOKEN>/
# wait for connection and send the request body
{"jsonrpc": "2.0",
"method": "eth_getTransactionByHash",
"params": ["0x9683445fc38c4c33a15a7bea1d6b35bbb90874b97136563e8faf036f884f77e0"],
"id": "getblock.io"}
Example code for the eth_getTransactionByHash json-rpc method. Сomplete guide on how to use eth_getTransactionByHash json-rpc in GetBlock.io Web3 documentation.