<iq type="set"
to="esme_room@conference.nimbuzz.com"
id="confform"><query
xmlns="http://jabber.org/protocol/
muc#owner"><x
xmlns="jabber:x:data" type="submit"><field
var="FORM_TYPE"><value>http://
jabber.org/protocol/
muc#roomconfig</value></
field><field type="boolean"
var="muc#roomconfig_moderatedroom"><value>1</ value></field></x></query></iq>