{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-26T19:04:00.450787+00:00","duration_seconds":4.9122,"id":2878535,"input_summary":"chars=29 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"NT7H","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=NT7H","recording_id":271652,"started_at":"2026-08-26T19:03:55.538587+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":257087}