Ethereum API, 8545, eth_call, eth_blockNumber, eth_getBalance, eth_getBlockByNumber, eth_getTransactionReceipt, web3_clientVersion, eth_subscribe, /eth/v1/node/syncing, geth --http.api
, cast
, eth_getProof
, eth_call, eth_chainId, eth_getBlockReceipts
, Eth Beacon Node API, eth_sendRawTransaction