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

https://instaquoteapp.com/why-does-apple-make-me-request-a-refund-separately-from-canceling/

If Apple billed your SuperGrok subscription and you want a refund, visit reportaproblem.apple.com and log in. Go to the iOS Subscriptions section to find your purchase, then request a refund directly