.NET Library for Payvector payment gateway
<appSettings>
<add key="MerchantID" value="[MerchantID]" />
<add key="MerchantPassword" value="[MerchantPassword]" />
<add key="PreSharedKey" value="[PreSharedKey]" />
<add key="ServerCallBackUrl" value="http://localhost:50006/ServerCallbackURL.aspx"/>
<add key="CallBackUrl" value="http://localhost:50006/CallbackURL.aspx"/>
</appSettings>