HDFC Bank — Mirevenue hold through gefu - 515.14 - Smita thakur

Address:

Mumbai

The balance is my account is showed as -403.13 and the amount in hold is 515.14 which is kept on held by HDFC bank (Mirevenue hold through GEFU)
Don't know why this is on hold and for what?
No communication given for the same from HDFC team end and today i checked the amount is negative in my account.
Also tried connecting the HDFC customer service but there is no proper response from their end.
Attached is the snapshot for the same.

Account no[protected]
Account holder name - Smita Thakur

I need an urgent action on this and call back from the branch asap.