{"release":"Rel-8","nodes":[{"number":"23.521","type":"TS","title":"Telecommunications and Internet converged Services and Protocols for Advanced Networks (TISPAN); Support of Short Message Service (SMS) over NGN IMS subsystem; Stage 2; [Endorsement of 3GPP TS 23.204 Release 7]","series":23,"status":"Under change control","initial_release":"Rel-8","primary_group":"S2","portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=860"}],"edges":[]}