Hi jerusha jaisal!

 Your jee mains rank is 99642 in obc category right. So, this rank will not helpful to you because you will not get any nit colleges i am sorry to say this. But your rank is too large in obc category. You tried your best but it will not help you. 

If this is your 1st attempt it is very good trail there is another chance please don't let it go you  Have to try u r best for the next time.

All the best