var service = new IndividualProductServiceService();
var credential = new NetworkCredential(
        configurationService.GetTennantParameter(ServiceManifest.Rolename),
        configurationService.GetTennantParameter(ServiceManifest.Rolepassword));
service.Credentials = credential.GetCredential(new Uri(service.Url), "Basic");
var dateTime = GetDateTime();
var sign = GenerateSignature(dateTime);
var insertProductResponse = service.insertProduct(apiKey, sign, dateTime, marketplaceProductId, productInfo, false, false, "en");