{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T04:50:43.755782+00:00","duration_seconds":8.368172,"id":1421222,"input_summary":"chars=450 node=683211","metadata":{"llm_candidates":[{"callsign":"KF7AZV","confidence":0.78},{"callsign":"KX2CW","confidence":0.78},{"callsign":"KX7MW","confidence":0.78},{"callsign":"AB6MB","confidence":0.78}]},"output_summary":"ai_candidates=4 merged=4 calls=KF7AZV,KX2CW,KX7MW,AB6MB","recording_id":146807,"started_at":"2026-07-06T04:50:35.387610+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":144995}