Hello Aspirant,

Seeing your percentile, rank and score in both NATA , it is a bit difficult for you to get admission into JJ college of Architecture, since they majorly accept NATA score which is low as in your case.  But apart from that college you can try getting admission in to other colleges as well m Use our college predictor link given below to view the preferred college available for you,

Also, your JEE scores are good , so you can also try for getting into a NIT. Given below is the link to previous years cutoff trends of various NITs.

https://engineering.careers360.com/articles/jee-main-cutoff-for-b-arch-b-planning

Hope that helps. Good luck