get https://onesignal.com/api/v1/players?app_id=&limit=&offset=
View the details of multiple subscriptions (aka players) in one of your OneSignal apps. This is a Legacy API, use View User or CSV Export API instead.
Unavailable for Apps With Over 80,000 Players
For performance reasons, this method is not available for larger apps. Larger apps should use the CSV export API endpoint, which is more performant.