public void addCustomNotificationRecipient(String userID) {
        BoxUser user = new BoxUser(null, userID);
        this.customNotificationRecipients.add(user.new Info());

    }
public void addCustomNotificationRecipient ( String userID ) { BoxUser user = new BoxUser ( null , userID ) ; this . customNotificationRecipients . add ( user . new Info ( ) ) ; }
Add a user by ID to the list of people to notify when the retention period is ending.
@param userID The ID of the user to add to the list.