Update 11:15 am EST: The maintenance ended, the account center is back online.
We will bring down the Account Center for a short maintenance today, Thursday February 9th, at 10:45am EST (16:45 CET). During the maintenance you will not be able to change subscription, redeem game codes or transfer characters.
At the moment we anticipate the Account Center to be back online at 11:45am EST (17:45 CET).
Thank you for your understanding.