If you are missing rewards from your pack, such as subscription, skins etc, having issues with purchases or your account, please contact Xsolla support. Do that either via item shop, which you can access both, on the website
http://lifeisfeudal.com and in-game by clicking
Contact Us, or go directly to Xsolla's website,
http://help.xsolla.com and use Live Chat for easier communication.