{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T04:20:08.242217+00:00","duration_seconds":18.951617,"id":1419754,"input_summary":"chars=847 node=683211","metadata":{"llm_candidates":[{"callsign":"KE7KZH","confidence":0.78},{"callsign":"KI7ZEI","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KE7KZH,KI7ZEI","recording_id":146704,"started_at":"2026-07-06T04:19:49.290600+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":144893}