{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T15:02:17.297749+00:00","duration_seconds":9.879996,"id":1746001,"input_summary":"chars=627 node=683210","metadata":{"llm_candidates":[{"callsign":"K06C","confidence":0.78},{"callsign":"K06D","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K06C,K06D","recording_id":168727,"started_at":"2026-07-16T15:02:07.417753+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":164669}