Well, Have been Enjoying this since Morning and it has been confirmed working after testing it on several sim Cards..

i Migrate to betatalk

ii. Load 2500 and you will be given 5000 credit bonus

iii Tweak this imei 35736006068

iv Send free to 131 After you get a message saying that you have validated your device bla bla

v Dial *102#

Instead of 4.5gb(3gb night and 1.5gb day you will be given 6gb night 3gb day 1gb extra and 500mb for whatsapp I just subscribed so I have tested it.