{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T04:47:54.974448+00:00","duration_seconds":0.980787,"id":456274,"input_summary":"chars=1071 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC7YFE","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KC7YFE","recording_id":88496,"started_at":"2026-06-26T04:47:53.993661+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":88497}