Hello student

hope you are doing well and safe. With reference to your query,  I would glad inform you that  at your marks you holds very low chances of getting seat in unreserved category because cut off generally varies in the range of 78-80 . I would say you have scored a recent score you just need some practise so prepare for next attempt and follow the below link for cut off:-

https://university.careers360.com/articles/jnu-cutoff

Hope you found this answer informative. Best wishes for your future