Hello,
Apple says if you see this message, "there might be a problem with the payment method that you have on file." Apple Support is the only one who can fix this for you. Click on this direct link for this specific issue → https://getsupport.apple.com/?caller=kbase&PGF=PGF63005&category_id=SC0245&symptom_id=23362
Ref.: If you see a message that says "Your account has been disabled in the App Store and iTunes" - https://support.apple.com/HT208856