Use /api/v2/monitor/system/status?vdom=root rather than /api/v2/cmdb/system/interface?vdom=root&action=schema endpoint to check access token validity. Use /api/v2/monitor/system/status?vdom=root rather than /api/v2/cmdb/system/interface?vdom=root&action=schema endpoint to check system version.
Use /api/v2/monitor/system/status?vdom=root rather than /api/v2/cmdb/system/interface?vdom=root&action=schema endpoint to check access token validity. Use /api/v2/monitor/system/status?vdom=root rather than /api/v2/cmdb/system/interface?vdom=root&action=schema endpoint to check system version.