All India Institute Of Medical Science [AIIMS] — twice money deducted

I have completed my app form but twice I have made the payment.I want to ask when will I get my other amount as there is no help from aiims at all.
Twice payment made for single form with two different merchant aiimsothdrcard and xnchfamsed.
Please resolve my problem.
It has been 10 days but I not received, I shall be highly obliged if you quickly reply.
Thanking you