protected virtual void OnGetPeopleCompleted(GetPeopleCompletedEventArgs e)
        {
            EventHandler <GetPeopleCompletedEventArgs> handler = GetPeopleCompleted;

            if (handler != null)
            {
                handler(this, e);
            }
        }
 protected virtual void OnGetPeopleCompleted(GetPeopleCompletedEventArgs e)
 {
     GetPeopleCompleted?.Invoke(this, e);
 }