Sandbox app in purchase show different price iOS

Question

I configured the app in-app-purchase for the price in apple developer account 19.99 EURO

But in sandbox it shows the price 21.99 EURO, I found out 6 years ago there were similar bug reported by others, so any solution for this?

Answer 1

I got email from apple that they confirm this is a bug in sandbox environment. in production seems it works.