Zaakpay — not refunding my irctc refund of ticket cancellation

I have booked a ticket on irctc pnr no [protected] gatiman express by debit card using zaapkay payment. It was not confirmed so cancel it later. Refund amount 2685 rs was refunded towards zaakpay but still not reached to my account till today. Date of ticket cancellation is 10/03/2018.
Why this thing is happening. I have beared three times not refund of amount. I will mention all these type of ticket pnr later.
Train : gatiman express
Cancelltion id - [protected]