In case you logged out of your account and came back, but the things you had (level, chips, VIP, cards, etc.) have changed or disappeared, it means that you have created new account by mistake.

In such a situation you must"
1. Enter the settings of the game.

2. Select the "Account" button.

3. Click the "Logout" button, which you will see in the lower right corner.

You can then log in again with the login method through which your original account was created.