{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T20:29:53.761792+00:00","duration_seconds":0.57474,"id":1762192,"input_summary":"chars=698 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7KPI","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7KPI","recording_id":169995,"started_at":"2026-07-16T20:29:53.187052+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":165801}