{"release":"Rel-20","nodes":[{"number":"25.452","type":"TS","title":"UTRAN Iupc interface: signalling transport","series":25,"status":"Under change control","initial_release":"Rel-5","primary_group":"R3","portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=1213"}],"edges":[]}