eth_getBlockTransactionCountByHash

Returns the number of transactions in a block matching the given block number.

Parameters:

DATA , 32 Bytes - Hash of a block.

Returns:

QUANTITY - integer of the number of transactions in this block.

Example:

// Request
curl https://optimism.blockpi.network/v1/rpc/your-rpc-key -X POST -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"eth_getBlockTransactionCountByHash","params":["0xcf0f82ad6366f4d0cb6e86f2bfec25cdc24f9a131a9f040997d731967ea17973"],"id":1}'

// Result
{
    "jsonrpc": "2.0",
    "id": 1,
    "result": "0x1"
}