{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-28T12:34:42.003598+00:00","duration_seconds":7.035525,"id":2914458,"input_summary":"chars=593 node=683210","metadata":{"llm_candidates":[{"callsign":"KG4GOQ","confidence":0.78},{"callsign":"N3SQR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KG4GOQ,N3SQR","recording_id":275223,"started_at":"2026-08-28T12:34:34.968073+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":260307}