Are you talking about the base64 encoded protocol buffers here? The Google Wave Federation draft spec reminds me much more of XEP-0239[1] than anything else.

Are you talking about the base64 encoded protocol buffers here? The Google Wave Federation draft spec reminds me much more of XEP-0239[1] than anything else. As a reminder, here's how to send a tiny update to a wave: <message type="normal" from="wave.initech-corp.com" id="1-1" to="wave.acmewave.com"> <request xmlns="urn:xmpp:receipts"/> <event xmlns="http://jabber.org/protocol/pubsub#event"> <items> <item> <wavelet-update xmlns="http://waveprotocol.org/protocol/0.2/waveserver" wavelet-name="acmewave.com/initech-corp.com!a/b"> <applied-delta><![CDATA[CiIKIAoFCNIJEgASF2ZvenppZUBpbml0ZWNoLWNvcnAuY29tEgUI0gkSABgCINKF2MwE] ]></applied-delta> </wavelet-update> </item> </items> </event> </message> 1. http://xmpp.org/extensions/xep-0239.html http://xmpp.org/extensions/xep-0239.html