{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-27T15:40:43.224476+00:00","duration_seconds":2.347815,"id":2896452,"input_summary":"chars=412 node=683210","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78},{"callsign":"AB8X","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7ADV,AB8X","recording_id":273558,"started_at":"2026-08-27T15:40:40.876661+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":258734}