{"release":"Rel-20","nodes":[{"number":"32.848","type":"TR","title":"Study on Volume based charging aspects for Voice Over LTE (VoLTE)","series":32,"status":"Under change control","initial_release":"Rel-15","primary_group":"S5","portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3276"}],"edges":[]}