{"event": "session_start", "timestamp": "2026-07-04T01:12:48.991036+02:00", "session_id": "a19fb0a7-5ea8-4c7d-9b18-af0a27f2bd9c", "alias_api_key": ""}
{"event": "session_end", "timestamp": "2026-07-04T01:12:49.208220+02:00", "session_id": "a19fb0a7-5ea8-4c7d-9b18-af0a27f2bd9c", "timing_metrics": {"active_time_seconds": 0.0, "idle_time_seconds": 2.631315231323242, "total_time_seconds": 2.631315231323242, "active_percentage": 0.0}, "cost": {"total_cost": 0.0}}