{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T21:09:55.858256+00:00","duration_seconds":1.07559,"id":407501,"input_summary":"chars=776 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7NQN","recording_id":727,"started_at":"2026-06-25T21:09:54.782666+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":727}