{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T15:18:15.521013+00:00","duration_seconds":2.566933,"id":1202433,"input_summary":"chars=817 node=683210","metadata":{"llm_candidates":[{"callsign":"AI6US","confidence":0.78},{"callsign":"W1ATV","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=AI6US,W1ATV","recording_id":131019,"started_at":"2026-06-29T15:18:12.954080+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":130679}