If Apple billed you for your SuperGrok subscription, you can request a refund...

https://wiki-nest.win/index.php/What_Refund_Reason_Should_I_Pick_for_SuperGrok_on_Apple%3F

If Apple billed you for your SuperGrok subscription, you can request a refund by visiting reportaproblem.apple.com. Go to the iOS Subscriptions section, find SuperGrok, and select the refund option