Can I make an app that alerts the user of the time to review?

[bymaho]

https://documentation.onesignal.com/v5.0/reference

You need to use "push notification"and “web api” components.

And check this link.

Sending Notification to Specific User with Onesignal

[Ekran Alıntısı] I tried 50 times and I figured it out. Just use Headers input. First write to Property inputbox : “Authorization” to Value inputbox: “YOUR_AUTHORISATION_CODE” which you can find here and press ADD; Secondly write to Property inputbox : “Content-Type” to Value inputbox: “application/json” to Body input paste the code show below: if you want to send your notification everybody use this: { “app_id”: “05a1a9c5-xxxx-xxxx-xxxxx-aad3xx5071f2”, “included_segments”: [“All”]…