Help whit mail

I just paid my subscription and the expansion, I was testing the game with a level 20 character, now I want to delete that character to use the name and it won’t let me because I have an email, but in the game when I open the mailbox I don’t get any email but I do get the notification that I have one

A recent subscription payment may take a bit to process, up to 24 hours. Once it does, you’ll be able to clear the box.