I can't guarantee a solution, but see these documents:
'This Apple ID has not yet been used with the App Store' error
This Apple ID has not yet been used with the iTunes store. Please review your account information". How do I get rid of this error on iTunes? https://www.quora.com/This-Apple-ID-has-not-yet-been-used-with-the-iTunes-store-Please-review-your-account-information-How-do-I-get-rid-of-this-error-on-iTunes
Possible Solutions to Fix “Apple ID Has Not Been Used in the iTunes Store” Error https://www.unlockboot.com/fix-this-apple-id-has-not-yet-been-used-with-itunes-store/
Fix This Apple ID Has Not Yet Been Used in the iTunes Store
https://www.igeeksblog.com/apple-id-has-not-been-used-in-the-itunes/
Also see the results of my search here: Apple ID Has Not Been Used in the iTunes Store. You will see a number of links that are, or may be, related to your specific problem. And, several claim fixes.
Get a call from Apple support to help solve your problem using this link https://getsupport.apple.com/?caller=kbase&PGF=PGF63005&category_id=SC0245&symptom_id=23362 Be patient. Sometimes phone support is not available.
Apple ID Support https://support.apple.com/apple-id
Apple Support Twitter https://twitter.com/AppleSupport There may be a wait of an hour or so.
Apple ID account security for country-specific and region-specific help
https://support.apple.com/en-us/HT204169