In-App Purchase

Hi everyone.I have integrated in-pp purchase in my application,I have used Non-Renewable subscription for 1 year.When I am getting success from iTunes I am hitting Local server,So My backend people are saying they are getting success and they asked me to check in iTunes I have checked it is showing $0 sales.So please any one help me where can i find this or it may take time to update please can any one help me?