@Override
    public String getCode() {
        return "http://jabber.org/protocol/event#user-modified";
    }
Notifies the that a user was modified. It can be used by user providers to notify Openfire of the
modification of a user.

@author Gabriel Guarincerri
xmppserver/src/main/java/org/jivesoftware/openfire/commands/event/UserModified.java