{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-31T18:58:02.466741+00:00","duration_seconds":7.852365,"id":2993952,"input_summary":"chars=860 node=683210","metadata":{"llm_candidates":[{"callsign":"KF5UCO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KF5UCO","recording_id":283916,"started_at":"2026-08-31T18:57:54.614376+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":268032}