{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T04:55:13.560142+00:00","duration_seconds":3.127034,"id":1555724,"input_summary":"chars=523 node=683211","metadata":{"llm_candidates":[{"callsign":"KF7A","confidence":0.78},{"callsign":"WQ7H","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KF7A,WQ7H","recording_id":156042,"started_at":"2026-07-10T04:55:10.433108+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153312}