How to activate VEVO app on Apple TV

I hooked up my apple tv today and I can get into the vevo app and it’ll let me watch videos but it won’t let me go to the playlist it says I need to enter the code that’s on my tv but I can’t get into vevo to put the passcode in to it how do I fully get into the vevo app so I can put the code on so I can listen to everything I want to???????

[Re-Titled by Moderator]