Delete all my transactions history

Same answer applies to the Apple Cash transactions as well. Cannot delete those.

FYI: These are user-only forums. This is not Apple Support. if you need to contact Apple Support, then contact product and tech support: 👉 Contacting Apple for support and service including international calling numbers. 

Axel F.

You cannot delete the App Store purchase history. This information is maintained by Apple via software and will delete when the algorithm requirement has been met.

Axel F.