title: Feedback when user click on Safari Push Notification
body: <p>I am currently working on implementing <strong>Safari Web Push Notification</strong> and everything works fine. However I would like to get <strong>feedback</strong> from user <strong>who click on the notification</strong> like chrome and firefox does. </p>
  
  <p>I have search threw stackoverflow and the Safari Push Notification documentation, <a href="https://developer.apple.com/library/content/documentation/NetworkingInternet/Conceptual/NotificationProgrammingGuideForWebsites/PushNotifications/PushNotifications.html#//apple_ref/doc/uid/TP40013225-CH3-SW1" rel="nofollow noreferrer">safari push notification documentation</a></p>
  
  <p>but i couldn't find any information related to this subject. Does anybody have a suggestion ? </p>