{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-31T19:40:12.963159+00:00","duration_seconds":2.159724,"id":2994547,"input_summary":"chars=773 node=683211","metadata":{"llm_candidates":[{"callsign":"KF7AZV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KF7AZV","recording_id":283988,"started_at":"2026-08-31T19:40:10.803435+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":268099}