[From MAX-CHEATS.com by Stoned for NBA Playgrounds 2 V1.3]

[99.999.999 Bucks]
580F0000 0599EFF8
780F0000 000001EC
680F0000 00000000 05F5E0FF

[99.999.99 Gold Bucks]
580F0000 0599EFF8
780F0000 000001F0
680F0000 00000000 05F5E0FF

First Activate 99.999.999 Bucks Go to Packs and go Back 

Than Activate 99.999.999 Gold Bucks. 

Otherwise you have 0 Gold Bucks