{"release":"Rel-20","nodes":[{"number":"23.083","type":"TS","title":"Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 2","series":23,"status":"Under change control","initial_release":"Rel-4","primary_group":"C4","portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=770"}],"edges":[]}