{"release":"Rel-20","nodes":[{"number":"33.883","type":"TR","title":"Study on security enhancements for 5G multicast-broadcast services phase 2","series":33,"status":"Under change control","initial_release":"Rel-18","primary_group":"S3","portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=4076"}],"edges":[]}