{"release":"Rel-20","nodes":[{"number":"02.01","type":"TS","title":"Principles of telecommunication services supported by a GSM Public Land Mobile Network(PLMN)","series":2,"status":"Under change control","initial_release":"Phase 1","primary_group":"S1","portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=26"}],"edges":[]}