trying to run "sendtoaddress" RPC in Bitcoind about bitcoin-rpc HOT 4 CLOSED

const RPCClient = require('@jskitty/bitcoin-rpc');

// Create a new RPC class for a Bitcoind RPC daemon
//                        user    pass    host         port
const btc = new RPCClient('user', 'pass', '127.0.0.1', 8332);

// Unlock the wallet for 15 seconds (afterwards, it will auto-lock)
btc.call("walletpassphrase", "password123", 15).then(() => {

    // Create a transfer of 0.1 BTC to an address
    btc.call("sendtoaddress", "1DGNa15ZQX0xUgFoqJ2i7Z2DPU2J6hw62i", 0.1).then(res => {
        console.log("TX Hash: " + res); // This should be a TX hash!
    });

});