If you want to cancel your subscription related payment within your Apple ID, you need to cancel all your subscriptions first.
You can click 【Manage Your Subscription】 in Apple Zone to manage your subscriptions.
You can also manage your subscription in iPhone or other iOS device:
Click【Setting】-【User Name】-【Subscription】
If you have any other issue during this process, please contact Apple Support:
https://getsupport.apple.com/ or subscribed App Customer Service.