{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T02:29:50.513185+00:00","duration_seconds":3.375303,"id":577923,"input_summary":"chars=1546 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KI7UGE","confidence":1.0},{"callsign":"KE7KZH","confidence":1.0},{"callsign":"VE7NM","confidence":1.0}]},"output_summary":"ai_candidates=3 merged=4 calls=KI7UGE,KE7KZH,VE7NM","recording_id":83978,"started_at":"2026-06-27T02:29:47.137882+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":83979}