{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-24T01:43:28.129334+00:00","duration_seconds":2.270803,"id":2807791,"input_summary":"chars=785 node=683210","metadata":{"llm_candidates":[{"callsign":"W4EDP","confidence":0.78},{"callsign":"A4EZ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=5 calls=W4EDP,A4EZ","recording_id":263967,"started_at":"2026-08-24T01:43:25.858531+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":250154}