Renjith — Cheating in the name of Indian army

Sir I have seen a add in Facebook that selling of secondhand iPhone 8 plus when in show interest in it he give his contact number and he told that he is working as a commando in Indian army and is give his I’d proof and send some army photographs also he ask me to pay first an advance of 2000 rupees and then he send me a Indian army parcel service slip photo when I cross check it then it seems to fraud and then he call me and tell that pls half of the amount because it is an 50%parcel it is very shame to our nation and all army people who are sincerely working for our country so please take necessary action iam sending u all photographs they send to me