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

https://wiki-triod.win/index.php/Which_Apple_ID_Do_I_Use_to_Refund_My_SuperGrok_Purchase%3F

If you want a refund for SuperGrok, first double-check who charged you by looking at your email receipt or bank statement. Then, check your iOS Subscriptions to confirm the subscription details