{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-09T10:16:51.551274+00:00","duration_seconds":7.919059,"id":2479337,"input_summary":"chars=976 node=683210","metadata":{"llm_candidates":[{"callsign":"KV6MTW","confidence":0.78},{"callsign":"TC9RDS","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KV6MTW,TC9RDS","recording_id":228347,"started_at":"2026-08-09T10:16:43.632215+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":218002}