If you encounter this situation, please provide your realm and player ID, as well as a screenshot of your purchase receipt, and we will do our best to resolve the situation. iOS users can take a screenshot of their receipt in the following two ways:
1. Log in to your iTunes account on your PC and open your transaction record, then take a screenshot and send it to us.  Please include the order number in the screenshot.
2. You can wait for the App Store to send you a confirmation email
Android users can take a screenshot in the following way:
Log in to your Google Wallet or check for a purchase confirmation email