HDFC Bank — HDFC Bank mirevenue hold through gefu

The hdfc bank has put a hold on my funds of rs. 892.79 as mi revenue hold through gefu, ac number is
Account number: 2323*4351
Ifsc: hdfc0002323
Branch: metpalle

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. I also tweeted but no response.