{"release":"Rel-20","nodes":[{"number":"29.544","type":"TS","title":"5G System; Secured Packet Application Function (SP-AF) services; Stage 3","series":29,"status":"Under change control","initial_release":"Rel-16","primary_group":"C4","portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3673"}],"edges":[]}