LittleApp — dominos open voucher

Address:

Pune, Maharashtra, 411014

Hello,
I have purchased domino's pizza open voucher worth rs 500 from little app. But voucher is not working on website. So please help me to solve my issue and please let me know how much days it will take to solve this problem.
My voucher was expired and i am not able to see the voucher code. So i request you please provide me new voucher as early as possible. Please solve my problem as soon as possible. Please take this issue seriously.

Little app register mobile number : [protected]