/// <summary>
 /// Perform SetTrackingAttributeOnce on the contained manager
 /// </summary>
 /// <param name="attributeName"></param>
 /// <param name="value"></param>
 public void SetTrackingAttributeOnce(string attributeName, object value)
 {
     _analyticsManager.SetTrackingAttributeOnce(attributeName, value);
 }
 /// <summary>
 /// Perform SetTrackingAttributeOnce on contained manager
 /// </summary>
 public virtual void SetTrackingAttributeOnce(string attributeName, object value)
 {
     InternalManager.SetTrackingAttributeOnce(attributeName, value);
 }