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

https://www.primary-bookmarks.win/if-apple-billed-your-supergrok-subscription-go-to-reportaproblem-apple-com-to

If Apple billed your SuperGrok subscription, you can request a refund at reportaproblem.apple.com. Navigate to iOS Subscriptions, find SuperGrok, and select "Report a Problem