public void InsertIPN() { var repository = new CustomerRepositoryHelper(); var properties = new NameValueCollection { {"custom","1234|product"}, {"receiver_email","receiver_email"}, {"receiver_id","receiver_id"}, {"residence_country","residence_country"}, {"test_ipn","test_ipn"}, {"transaction_subject","transaction_subject"}, }; Console.WriteLine(repository.InsertIPN(properties, "call")); }