//MarkPaymentAsApplied
public async Task <dynamic> MarkPaymentAsApplied(PaymentDetailModel model)
{
Response response = new Response();
SecurityToken token = await GetSecurityToken();
var client = new PaymentGateway.IeBizServiceClient();
var result = await client.MarkPaymentAsAppliedAsync(token, model.invoiceNumber, model.paymentInternalId);
return(result);
}