If Apple billed your SuperGrok subscription and you want a refund, visit...
https://www.booknose.win/if-apple-billed-your-supergrok-subscription-and-you-want-a-refund-go-to-1
If Apple billed your SuperGrok subscription and you want a refund, visit reportaproblem.apple.com and sign in with your Apple ID. Find SuperGrok under iOS Subscriptions and request a refund there