public async Task <string> ReadSettingsAsync(ActivityEventNotifierIdentity notificationType)
 {
     (string resourceName, Assembly assembly) = GetEmbeddedResource(notificationType);
     try
     {
         return(await _embeddedResourceService.ReadResourceContentAsync(resourceName, assembly));
     }
     catch (FileNotFoundException)
     {
         return(null);
     }
 }