How long did you practice for the first hearthstone?

The first time is 72 hours, the second time is one week, and the third time is permanently sealed.

Unsealing method. If it is a fake stamp, you can go to the customer service to explain the situation, and then wait for the customer service to handle it, but if it is your own reason, there is no way out. After all, the official must maintain the player's game environment.