{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T03:59:27.742203+00:00","duration_seconds":1.488647,"id":308657,"input_summary":"chars=542 node=683211","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KC2PKG","recording_id":3437,"started_at":"2026-06-25T03:59:26.253556+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":3437}