socket.js

var ws = new WebSocket('wss://api.blinktrade.com/trade/');

ws.on('open', function() {
    console.log('open connect');
    
    ws.send("channel or msg");
});

ws.on('message', function(message) {
    console.log(message);
});

ws.on('close', function() {
    console.log('close connect');
});