{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T04:28:39.982202+00:00","duration_seconds":4.111084,"id":187391,"input_summary":"chars=744 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"VK35","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,VK35","recording_id":110638,"started_at":"2026-06-24T04:28:35.871118+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":110636}