Which auth and backend did you use? Firebase or Supabase? Alharbi

Dimitar Klaturov
In case of using supabase auth, the purchase make 'App User ID' of RevenueCat as $RCAnonymousID:abcdefgh...
We couldn't identify who actually purchase in our app.

Then it will makes difficult that align 'App User ID' of RevenueCat and 'User ID or Email' of App Store Purchase Result.
Also, it will makes difficult to save the purchase history from RevenueCat to Supabase database.
Please Refer these.

https://community.flutterflow.io/ask-the-community/post/revenuecat-not-getting-the-correct-alias-m8sYPdUSSF1sVZJ
...... user is able to purchase a package, but in the RevenueCat dashboard, the user alias is anonymous, when it should be the ID from the user from the supabase backend ......

https://community.flutterflow.io/database-and-apis/post/revenuecat-and-supabase-auth-PODpamB2b3k7ldI
...... With Supabase Auth the AuthID does not appear to be used to log in to RevenueCat, so the Webhook contains an $RCAnonymousID instead. ......

https://community.flutterflow.io/discussions/post/revenuecat-with-custom-authentication-SpSpWvPk9f48hTo
...... Because RevenueCat uses firebase ID for registering users ......

how to add Email attribute in revenuecat flutterflow [ HELP ]