Cancel subscription of iTunes and other
I need to refund my iTunes subscription have not used any so far and then to cancel the same
iPhone 11, iOS 13
See or cancel your subscriptions - Apple Support
You can request a refund by following the steps in this guide:
Request a refund for apps or content that you bought from Apple - Apple Support
You are not guaranteed a refund tough.
This is an automated possess, if you wish to talk to a person you can:
Contact Apple for support and service - Apple Support
Good luck!