Method eth_getUncleByBlockNumberAndIndex undefined ()
connect with JSON-RPC protocol

Parameters

QUANTITY|TAG - string

block number or "latest", "earliest" or "pending"

QUANTITY - string

the uncle’s index position.

Request

curl --location --request POST 'https://optimism.getblock.io/mainnet/' 
--header 'x-api-key: YOUR-API-KEY' 
--header 'Content-Type: application/json' 
--data-raw '{"jsonrpc": "2.0",
"method": "eth_getUncleByBlockNumberAndIndex",
"params": ["latest", "0x0"],
"id": "getblock.io"}'

Response

{
    "id": "getblock.io",
    "jsonrpc": "2.0",
    "result": null
}