{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T14:21:36.922769+00:00","duration_seconds":3.734566,"id":517826,"input_summary":"chars=1314 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KF8EBQ","confidence":1.0},{"callsign":"NV7SS","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KF8EBQ,NV7SS","recording_id":81657,"started_at":"2026-06-26T14:21:33.188203+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":81658}