def notifyDelete(service, nodeIdentifier, subscribers, redirectURI=None):
    """
        Send out node deletion notifications.

        @param service: The entity the notifications will originate from.
        @type service: L{JID<twisted.words.protocols.jabber.jid.JID>}
        @param nodeIdentifier: The identifier of the node that was deleted.
        @type nodeIdentifier: C{unicode}
        @param subscribers: The subscribers for which a notification should be
            sent out.
        @type subscribers: C{list} of
            L{JID<twisted.words.protocols.jabber.jid.JID>}
        @param redirectURI: Optional XMPP URI of another node that subscribers
            are redirected to.
        @type redirectURI: C{str}
        """
