Future settlment

My future contract loss is - 274000, i didnt exit my future on expiry. Now my balance showing -15,68,000 in last 3 days. If i didnt add fund, what will happen in settlement? site:https://tradingqna.com/

There will be a interest of 0.05 % per day on that negative amount. (18% per annum).
This charge is called as DPC (Delayed payment charge)

Interest will be levied on the negative balance in your account. The interest charge is 0.05% per day.