{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T20:16:53.889960+00:00","duration_seconds":1.699571,"id":845227,"input_summary":"chars=625 node=683211","metadata":{"llm_candidates":[{"callsign":"KC7BYJ","confidence":1.0},{"callsign":"ET88PY","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KC7BYJ,ET88PY","recording_id":127210,"started_at":"2026-06-27T20:16:52.190389+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":127204}