India Post — Two wheeler passion pro rc book handed over to unknown people by postman

Address: Pune, Maharashtra, 411034

Respected sir/mam,

My name is bal krishna tiwari i bought a bike passion pro with registered number - mh-14, ff-6058 which rc book was supposed to come by post.

Unfortunately post man get delivered it to unknown person whom he do not know when i started asking about rc book he told that it got delovered and show me the signature of that unknown person.

Now i am taking follow up from both post office kasarwadi and chinchwad but not getting any solution kindly help and do needful as soon as possible.

Thanks