{"release":"Rel-12","nodes":[{"number":"12.21","type":"TS","title":"Network Management (NM) procedures and messages on the A-bis interface","series":12,"status":"Under change control","initial_release":"Phase 1","primary_group":"R6","portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=521"}],"edges":[]}