var KEY = "YOUR_KEY_HERE";
var sock = new WebSocket("wss://metasmoke.erwaysoftware.com/cable");
sock.onmessage = function(data) {
    var jsonData = JSON.parse(data.data);
    if (jsonData["type"] && jsonData["type"] !== "ping") {
        console.log(jsonData["message"]);
    }
};

var auth = '{"identifier": "{\\"channel\\":\\"ApiChannel\\",\\"key\\":\\"' + KEY + '\\"}", "command": "subscribe"}';
sock.send(auth);