If Apple billed your SuperGrok subscription, go to reportaproblem.apple.com to...

https://rowanscoolperspective.iamarrows.com/how-do-i-find-my-supergrok-purchase-in-apple-purchase-history

If Apple billed your SuperGrok subscription, go to reportaproblem.apple.com to request a refund. Navigate to the iOS Subscriptions section, find SuperGrok, and report the issue. Remember, canceling the subscription won’t automatically give you a refund