If you want a refund for SuperGrok, first make sure Apple actually billed you...

https://telegra.ph/How-to-Cancel-and-Request-a-Refund-for-Your-emconsolexaiem-Subscription-07-21

If you want a refund for SuperGrok, first make sure Apple actually billed you by checking your purchase history or iOS Subscriptions. Remember, simply canceling the subscription won’t get your money back. To request a refund, go to reportaproblem.apple