{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T07:22:53.301989+00:00","duration_seconds":2.152506,"id":606535,"input_summary":"chars=960 node=oldsys","metadata":{"llm_candidates":[{"callsign":"WQ7H","confidence":1.0},{"callsign":"M1KE","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=WQ7H,M1KE","recording_id":73668,"started_at":"2026-06-27T07:22:51.149483+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":73669}