const ElectrumCli = require('..') const main = async () => { const ecl = new ElectrumCli(995, 'btc.smsys.me', 'tls') await ecl.connect() try{ const ver = await ecl.server_version("2.7.11", "1.0") console.log(ver) }catch(e){ console.log(e) } await ecl.close() } main()