If Apple charged you for your SuperGrok subscription and you want a refund,...

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

If Apple charged you for your SuperGrok subscription and you want a refund, visit reportaproblem.apple.com and sign in. Navigate to iOS Subscriptions, find SuperGrok, and request a refund