Mohammed Ismail Let’s assume your are getting response body like this

{ "data": { "image": "https://static.pexels.com/photos/4825/red-love-romantic-flowers.jpg", "message": "Firebase Push Message Using API" "AnotherActivity": "True" }, "to" : "device id Or Device token" }

get image parameter and set to below method you able to see image on notification

NotificationCompat.BigPictureStyle bigPicture = new NotificationCompat.BigPictureStyle(); bigPicture.bigPicture(getBitmapFromURL(extras.getString("image")));