{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T12:30:17.406592+00:00","duration_seconds":2.450473,"id":365283,"input_summary":"chars=730 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7NQN","recording_id":122485,"started_at":"2026-06-25T12:30:14.956119+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":122486}