need to dispose challan of 2019 , no photo of challan

sir , i received a challan of red light jumping through courier(2nd sept 2019, lajpat nagar ) on 27th feb 2020 , no amount , no challan number. so they asked me to go to traffic police HQ in dev prakash shastri marg pusa, where i had been asked to submit some documents and then the message will come in which court and date i have to submit my challan. But my rc is still on my grandfather's name (he has gifted me the car )....i dont have the message now as the message would have gone to him , cant retreive that , should i first transfer rc to my name and then follow the procedure or i can submit this challan in any court or saket court? Need Help.....detailed ans please