STEP 1: Login to your Account
Make sure you're logged in to your account by visiting the Account Page. This will take you to your account, but won't display subscriptions. 

(If you're already logged in, skip to Step 2)
STEP 2: Visit the Subscriptions Page
Once you're logged in, click the button below to go to your Manage Subscriptions Page. There, you'll be able to manage all of your subscription details.

(If you are not yet logged in, it will take you to your accounts page. Return here to finish Step 2)