code: def GetNotifications(user=None, token=None):
    
    if not user:
      user = getpass.getuser()
    user_obj = aff4.FACTORY.Open(
        aff4.ROOT_URN.Add("users").Add(user), token=token)
    return list(user_obj.Get(user_obj.Schema.PENDING_NOTIFICATIONS))
docs: Show pending notifications for a user.