public AzureHubService(ISiteService siteService, INotificationHubFactory factory, ILogger <AzureHubService> logger)
{
_siteService = siteService;
_factory = factory;
_logger = logger;
}
public PushNotificationService(INotificationHubFactory notificationHubFactory)
{
_notificationHubFactory = notificationHubFactory;
}