{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T17:32:01.950580+00:00","duration_seconds":6.535424,"id":1440502,"input_summary":"chars=73 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"N7H","confidence":0.78},{"callsign":"K7E","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=N7H,K7E","recording_id":148071,"started_at":"2026-07-06T17:31:55.415156+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146139}