HDFC Bank — Mirevenue hold through gefu

Dear team,
Hdfc bank has put on hold an ammount of Rs.3604.16₹ by mi revenue hold through gefu for no reason or may be misleading. I have already emailed them for this issue bit haven't get any response from them.
I request you to take initiative steps for refund my money. In this current crisis situation me and my family are are in no income stage, we don't have that economical condition for paying such unknown ammounts without getting any information about it.
A/c type: salary zero a/c
Branch : hdfc bank, merta city, Rajasthan
Ifsc: HDFC0002670
A/c no: [[protected]]
So kindly requesting you for refund the amount ASAP. Take an initiative look into this issue.
Thanks & Regards,
Ajay singh