grandpa_proveFinality {disallowed} - Polkadot

Example code for the grandpa_proveFinality {disallowed} json-rpc method. Сomplete guide on how to use grandpa_proveFinality {disallowed} json-rpc in GetBlock.io Web3 documentation.

Parameters

begin - BlockHash

start block hash

end - BlockHash

end block hash

authoritiesSetId - u64

set id

Request

curl --location --request POST 'https://go.getblock.io/<ACCESS-TOKEN>/' \
--header 'Content-Type: application/json' \
--data-raw '{"jsonrpc": "2.0",
"method": "grandpa_proveFinality",
"params": [null, null, null],
"id": "getblock.io"}'

Response

{
    "result": "null",
    "id": "getblock.io",
    "status_code": 405,
    "message": "Method not allowed"
}