{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T10:48:28.939661+00:00","duration_seconds":0.583355,"id":1734152,"input_summary":"chars=580 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"W78B","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=W78B","recording_id":167867,"started_at":"2026-07-16T10:48:28.356306+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":163841}