Options for features provided by the FCM SDK for Web. See WebpushFcmOptions.




Optional analyticsLabel

analyticsLabel: string

Label associated with the message's analytics data. See Adding analytics labels.

link: string

The link to open when the user clicks on the notification. For all URL values, HTTPS is required. For example, by setting this value to your app's URL, a notification click event will put your app in focus for the user.