https://static.goodgame.ru/service-worker.js

1self.addEventListener('push', function (event) {
2    console.log(event);
3
4    let data = event.data.json();
5
6    if (data.title) {
7        var promise = self.registration.showNotification(data.title, data);
8        event.waitUntil(promise);
9    }
10});
11
12self.addEventListener('notificationclick', function (event) {
13    event.notification.close();
14
15    if (event.notification.data && event.notification.data.url) {
16        return self.clients.openWindow(event.notification.data.url);
17    }
18});