Volkswagen India — Need invoice copy for re-registration

Hi.
I have moved from UP to Karnataka, thus wants to get the re-registration done for which I have already got the NOC from Meerut, UP.
Now for the re-registration, I need the invoice copy so that tax can be calculated by RTO office.

My car model manufacture year is 2013.
Its a diesel car - Polo 1.2
Purchased in year 2014 Feb
Car registration no is UP 15 BJ 8559
It is in the name of Mrs Manju Singh

It was purchased from the SJS motors which was located in Meerut but now that outlet is closed soon after I purchased my car.
Now please help me with the Invoice copy.
Any other details also required, please reach out to me on +91 [protected]