{"release":null,"nodes":[{"number":"29.847","type":"TR","title":"Conferencing based on SIP, SDP, and other protocols; Functional models, information flows and protocol details","series":29,"status":"Under change control","initial_release":"Rel-6","primary_group":"C1","portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=1752"}],"edges":[]}