<div id="qex-widget"></div>
<script src="https://partners.liquid.com/static/liquid-qex-widget/index.umd.js"></script>
var elem = document.getElementById("qex-widget");
const qexPlugin = new LiquidQex.QexWidgetApi(elem);
public_api_key: "pk_xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx",