Looking for someone to help with the Google Play Billing library for selling the subscription for my app

I am looking for someone with experience with subscription configuration for Google play.
I think the Apple store configuration is good but will need expert advices.
We are using IAPHUB integration in app subscription.

Hi! I have an Adalo app with 300k downloads based on subscriptions using IAPHUB. feel free to DM me if you still need help.