Step 1 - Ensure that you don’t have an active subscription, deleting the app from your device does not cancel your subscription. You can follow the steps in the article link below and once you confirm that you don’t have a subscription you can delete your account.
Step 2 - Tap on the "Me" tab on the bottom right of the app and then tap on the little cog in the top right of the screen and then tap "Account" then hit "Delete My Account"
WARNING: THIS CANNOT BE REVERSED AT A LATER DATE.
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