If you want a refund for SuperGrok, first make sure Apple actually billed...

https://astro-wiki.win/index.php/What_Info_Should_I_Have_Ready_Before_Contacting_Apple_Support_About_SuperGrok%3F

If you want a refund for SuperGrok, first make sure Apple actually billed you—sometimes charges come through other services. Check your iOS Subscriptions in Settings to see what’s active