Websocket node js client Authorization Bearer

index.js

const WebSocket = require('websocket').w3cwebsocket;

var token = "key-token";

const socket = new WebSocket('ws://localhost:8000/ws', null, null, {
    Authorization: `Bearer ${token}`
});

socket.onopen = () => {
    console.log('WebSocket connection established');
};

socket.onmessage = (event) => {
    console.log('WebSocket message received', event.data);
}