Thank you for posting here in the Community. I can help you view the subscription charges in QuickBooks.
You have the option to view your active subscriptions and current rates directly within your account. I suggest going to the Account and Settings section.
Once done, please go to the Billing & Subscription tab to view the details. Here's how:
For additional reference, you can use the following article to view the last 6 month's bills for the subscriptions: Update billing, payment, and subscription info in QuickBooks Online.
Drop me a comment below if you have any other questions related to your QuickBooks account. I'll be happy to help you some more.