HDFC Bank — gefu holding fund on my account

The hdfc bank has put a hold on my funds of rupees 803.43 as mi revenue hold through gefu, ac number is
Account number: [protected]
Ifsc: hdfc0000539
Branch: kalyani nagar pune
The customer service is not able to give any info on this.
First of all it's hard to reach customer service because it takes a alot of time and the ivr options are very difficult and tricky to navigate, after all the effort the customer service is not helpful