public void notify(@Nullable String tag, int id, @NonNull Notification notification) {
        if (useSideChannelForNotification(notification)) {
            // Cancel this notification in notification manager if it just transitioned to being
            // side channelled.
            mNotificationManager.cancel(tag, id);
        } else {
            mNotificationManager.notify(tag, id, notification);
        }
    }
Post a notification to be shown in the status bar, stream, etc.

@param tag          the string identifier for a notification. Can be {@code null}.
@param id           the ID of the notification. The pair (tag, id) must be unique within your app.
@param notification the notification to post to the system
android/android_framework/base/src/main/java/github/tornaco/android/thanos/core/compat/NotificationManagerCompat.java