eth_newBlockFilter

Creates a filter in the node, to notify when a new block arrives. To check if the state has changed, call eth_getFilterChanges.

Parameters:

None

Returns:

QUANTITY - A filter id.

Example:

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

// Result
{
    "jsonrpc": "2.0",
    "id": 1,
    "result": "0x76deb3775f0c054343b94f87dfaef93f66d5e4932e0bfcd85166322c587fbbb2"
}