{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-17T11:40:53.749543+00:00","duration_seconds":3.469669,"id":2655160,"input_summary":"chars=571 node=683210","metadata":{"llm_candidates":[{"callsign":"KO4EAS","confidence":0.78},{"callsign":"K2CCK","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KO4EAS,K2CCK","recording_id":247291,"started_at":"2026-08-17T11:40:50.279874+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":235077}