http://www.tatasky.com/wps/portal/TataSky/mvisa

Offer Valid only for first 75,000 transactions done using mVisa or Dec 31, 2016 whichever is earlier.
Each Tata Sky subscriber ID can avail the offer three times every calendar month during the offer period.
Can be availed by sub upto 3 times per calender month.
Max Additional Balance available per Tata Sky Subscriber Id per transaction during the promo period is Rs 150.
This special offer is available only for eligible Tata Sky subscribers who have Axis Bank Mobile Banking App, Bank of India Mobile Banking App, Bank of Baroda M CLIP App, HDFC Bank PayZapp, ICICI Bank Pockets, and State Bank Anywhere App installed on their handheld devices.
Additional Balance amount shall be credited to respective Tata Sky account for which the recharge has been done