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

https://jasperssuperbcolumn.trexgame.net/do-ad-blockers-break-reportaproblem-apple-com-insights-for-iphone-ipad-users

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