{"release":"Rel-20","nodes":[{"number":"23.180","type":"TS","title":"Mission critical services support in the Isolated Operation for Public Safety (IOPS) mode of operation","series":23,"status":"Under change control","initial_release":"Rel-17","primary_group":"S6","portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3691"}],"edges":[]}