Paytm — order not delivered but shows delivered on paytm app.

Address:

Gautam Buddh Nagar, Uttar Pradesh

I place an order on 3rd october 2017 on paytm app and paid through online. I receive my order on 7th october 2017. After opening my parcel i found that my one order is missing. I raise a complain regarding this on 7th october 2017 but i do not got any response from paytm.
Please help me in this regard.
I will be highly obliged to you!
My order number is-:[protected]