curl --request POST \ --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=1 \ --header 'content-type: application/json' \ --data '{ "id": 1, "jsonrpc": "2.0", "method": "eth_newBlockFilter", "params": [] }'
{ "jsonrpc": "2.0", "id": 1, "result": "0x1" }
Creates a filter in the node, to notify when a new block arrives. To check if the state has changed, call eth_getFilterChanges.
“0x1”