{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T19:12:00.445271+00:00","duration_seconds":0.834781,"id":1609538,"input_summary":"chars=519 node=683210","metadata":{"llm_candidates":[{"callsign":"N7FGP","confidence":0.78},{"callsign":"N5ZUN","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=N7FGP,N5ZUN","recording_id":159812,"started_at":"2026-07-11T19:11:59.610490+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":156738}