If Apple billed your SuperGrok subscription and you want a refund, visit...

https://wiki-saloon.win/index.php/My_Refund_Was_Denied_for_SuperGrok,_What_Can_I_Do_Next%3F

If Apple billed your SuperGrok subscription and you want a refund, visit reportaproblem.apple.com and sign in with your Apple ID. Go to the iOS Subscriptions section to find and request a refund