How do I dispute a charge

Click on the link to read what to do "If you see ‘itunes.com/bill‘ or an unfamiliar charge on your bank, credit card, or debit statement" --> https://support.apple.com/HT201382 - Does not mention purchases or subscriptions made by another family member as part of Family Sharing which might be charged to the organizer's card but will not appear under the organizer's purchase history or subscriptions. Ask family members about those or check your receipts.

Request a refund for an App Store or iTunes Store purchase --> https://support.apple.com/HT204084

Report A Problem to "Sign In for help with iTunes purchases made in the last 90 days" or ask for a refund --> http://reportaproblem.apple.com