Indian Army — about car buying

Address:

249137

Hi my name Himanshu masant I see a advertisement in olx about car from one army person and I deal with him but after I pay him he send me some courier slip and then postman call me and told me this is wrong address then I sow the postman number on google Truecaller but the number was totally fake as I see from public Review there was written by many of them please help me
And must take action against that kind of people