RPC_HOST=bitcoin RPC_PORT=38332 POLL_INTERVAL=10 SIGNET_CHALLENGE=0020341c43803863c252df326e73574a27d7e19322992061017b0dc893e2eab90821 SIGNET_MINER_XPRV= DERIVATION_PATH=48'/1'/0'/2'/0/0 COINBASE_ADDRESS=tb1q4lxq8v9xhfk0609gwquucl9w62hqj5g665mjhe3d3u3udjuz2mwqty5fz2