Как отправить сообщение в Google+ (Hangouts)?

equire 'xmpp4r'
include Jabber

jid = JID::new('xample@gmail.com')
password = 'secr3t'

cl = Client::new(jid)
cl.connect('166.78.7.179')
cl.auth(password)
cl.send(Presence.new)

to = 'example1@gmail.com'
subject = 'XMPP4R test'
body = 'Hi, this is a XMPP4R test'
m = Message::new( to, body ).set_type(:chat).set_id('1').set_subject(subject)
cl.send m