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