PushNotification.js

    _handlePushNotification(){
        PushNotification.setApplicationIconBadgeNumber(4);
        PushNotification.localNotificationSchedule({
          message: "Schedule Message",
          date: new Date(Date.now() + (60 * 1000))
        });

        PushNotification.localNotification({
            message: "Local Notification Message",
            playSound: true,
            soundName: 'default',
        });
    }