RTO India — RTO book not received even after one and a half years

Address:

Ahmedabad, Gujarat.

Respected sir/madam,
Hereby to inform you that I have bought a car from Maruti Suzuki nexa on 31st March 2019 but till date I have not received my RTO book. I have complaint several times in NEXA from where I bought the car and even visited RTO office twice. I was informed from the RTO office that my RTO book is dispatched but I I have not received it yet. Kindly do the needful for the same. Hoping for your positivity.