If you want a refund for SuperGrok, first double-check who charged your...

https://instaquoteapp.com/what-details-does-apple-support-ask-for-on-a-subscription-refund/

If you want a refund for SuperGrok, first double-check who charged your account—it could be Apple or another service. Look in your iOS Subscriptions to confirm. Remember, canceling SuperGrok doesn’t automatically give you a refund