{"release":"Rel-13","nodes":[{"number":"11.21","type":"TS","title":"Base Station System (BSS) equipment specification; Radio aspects","series":11,"status":"Under change control","initial_release":"Phase 2","primary_group":"R6","portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=431"}],"edges":[]}