https://www.teatroreal.es/themes/custom/teatro_real/dist/js/pixel-webform-submit.js?tlt7qj

1Drupal.behaviors.webformSubmit = {
2  attach: function(context) {
3    let form = jQuery(context).find('.webform-submission-form');
4    if (form.length > 0) {
5      form.on('submit', function() {
6        try {
7          let script = document.createElement('script');
8          script.type = 'text/javascript';
9          script.src = '//bucket.cdnwebcloud.com/adg-teatroreal-conv11.js?z=' + Math.random();
10          script.async = true;
11          script.defer = true;
12          document.getElementsByTagName('head')[0].appendChild(script);
13        } catch(n_o_outer_inform) {
14          console.log('n_o_outer_inform:' + n_o_outer_inform.message);
15        }
16      });
17    }
18  }
19};