Factory54 GTM to show wishlist campaign.

<script>
(function() {
    var URL = 'https://www.factory54.co.il/on/demandware.store/Sites-factory54-Site/iw_IL/WishlistMini-Show';
    var parser = new DOMParser();
    var doc =  '';
    var data = null;
    var xhr = new XMLHttpRequest();
    try {
        xhr.withCredentials = true;
        xhr.addEventListener('readystatechange', function () {
            if (this.readyState === 4) {

                doc = parser.parseFromString(this.responseText, 'text/html');
                var wishlistCounter = doc.querySelector('.wishlist-popover .popover-title');
                if (wishlistCounter) {
                    window.localStorage.setItem('adoricWishlistData', wishlistCounter.textContent.replace(/\D/g, ""));
                } else {
                    window.localStorage.setItem('adoricWishlistData', 0);
                }
            }
        });
        xhr.open('GET', URL);
        xhr.setRequestHeader('cache-control', 'no-cache');
        xhr.send(data);
    } catch(error) {
        console.log(error);
    }
})();
</script>