{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T11:37:06.507854+00:00","duration_seconds":2.321552,"id":1496704,"input_summary":"chars=302 node=683210","metadata":{"llm_candidates":[{"callsign":"KJ5MEL","confidence":0.78},{"callsign":"KB5NJU","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ5MEL,KB5NJU","recording_id":152023,"started_at":"2026-07-08T11:37:04.186302+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":149647}