{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T20:34:06.308770+00:00","duration_seconds":0.902921,"id":1409382,"input_summary":"chars=78 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7BQC","confidence":0.78},{"callsign":"N7AG","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=K7BQC,N7AG","recording_id":145930,"started_at":"2026-07-05T20:34:05.405849+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":144176}