How to activate GTA Online Shark Cash Card keys?
Redeeming GTA Online in-game cash key is really simple, just follow these steps:
2.Log in into the Rockstar Games Social Club account where you have the Grand Theft Auto V game.
3.Enter the Rockstar Code you received.
4.Once redeemed, your Shark Cash Card will be immediately added to your account when you visit Grand Theft Auto Online next time.