{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T06:53:49.257419+00:00","duration_seconds":1.619792,"id":603514,"input_summary":"chars=72 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"KI7RYW","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,KI7RYW","recording_id":74203,"started_at":"2026-06-27T06:53:47.637627+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":74204}