{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T08:51:03.075954+00:00","duration_seconds":0.47996,"id":955634,"input_summary":"chars=7 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KN4LBF","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KN4LBF","recording_id":36427,"started_at":"2026-06-28T08:51:02.595994+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":36428}