Csab — About Refund of the Amount paid to CSAB for counselling 2021

I have paid Rs.37000 for participating CSAB special rounds for counselling and i have not been alloted a seat in it. So I still have to get my refund of Rs.35000 after deducing an amount of Rs.2000, as participating fee. But I have yet to recieve it please solve my issue as soon as possible.