{"release":"Rel-19","nodes":[{"number":"48.056","type":"TS","title":"Base Station Controller - Base Transceiver Station (BSC - BTS) interface; Layer 2 specification","series":48,"status":"Under change control","initial_release":"Rel-4","primary_group":"RP","portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2769"}],"edges":[]}