How to create this type of notification popup

Hello Community iam looking for a way to show these types of popup notification

means once i send notification from onesignal and upload an image on onesignal then click send the user on app get like this Popup notification

will be happy if someone helps me in this :heart:

Try Alpha dialogue

yeah but i want that the text and image in popup dailog should be from admin app or remotely

try with firebase

when firebase text changed event in both user and admin app

didnt understand how