https://www.rtsdecaux.com/modules/custom/jcdecaux_protected_pages_user/js/external_users.ajax.js?v=10.4.5

1/**
2 * @file
3 * External user login redurect ajax command.
4 */
5(function ($, Drupal) {
6  if (Drupal.AjaxCommands) {
7    Drupal.AjaxCommands.prototype.ExternalUserLoginRedirect = function (ajax, response, status) {
8      var destination;
9      var $externalLoginLink = $('.header-widget .external-login');
10      const urlParams = new URLSearchParams(window.location.search);
11      var destinationUrl = urlParams.get('destination');
12      var destinationLink = $externalLoginLink.data('destination');
13
14      if (destinationUrl) {
15        destination = destinationUrl
16      } else if (destinationLink) {
17        destination = destinationLink
18      }
19
20      if (!destination) {
21        window.location.reload()
22      } else {
23        window.location = destination;
24      }
25    }
26  }
27})(jQuery, Drupal);