Tamil Nadu Public Service Commission [TNPSC] — I have paid twice time in exam fees

Address:

50 kovil maniyam st, dharmapuri, puducherry, 605009

Respected sir,
I am vinoth paid a sum of Rs.100 for group 4 examination and even after that when i logged into my profile it showed proceed to pay. So again paid and complete the application payment process.kindly request you to refund me that the amount i have paid excess in the application.
Name : T.vinoth
Email id : [protected]@gmail.com
Transaction id :[protected]
Date od birth : 27/10/1995