Movie — cashback not received

Address:

380001

Using Paytm wallet.
On 23-Dec-2017, i booked movie ticket for Tiger Zinda hai. and i applied movie ticket 150 discount offer CODE and after success transaction it shows in my mail your movie ticket and code is applied successfully and your 150 cashback
send in your wallet something 24 hr or whatever.
but still not receive 150 cashback in my wallet.