How to connect to the website's websocket?

Question

JavaScript

const WebSocket = require('ws');
const ws = new WebSocket("wss://betting-public-gql.gin.bet/graphql");

ws.on('message', msg => {
    console.log(msg);
});

ws.on('error', data => {
    console.log(data);
})

Error: Server sent a subprotocol but none was requested
help