<html>
<head>
<title>Test Client.io</title>
</head>
<body>
<script src="https://cdnjs.cloudflare.com/ajax/libs/socket.io/2.3.0/socket.io.js"></script>
<script>
var socket = io.connect('https://127.0.0.1:8080/', { transports: ['websocket'] });
var uiXSLData = base64EncodedPayload;
var prepareXSLData = base64EncodedPayload;
socket.on('connect', (data) => {
// ...
});
socket.emit('signdata', {
someParam: "TestParam"
});
</script>
</body>
</html>