{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T04:42:56.655115+00:00","duration_seconds":2.578601,"id":1646019,"input_summary":"chars=646 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"AC7ACB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=AC7ACB","recording_id":162270,"started_at":"2026-07-13T04:42:54.076514+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159027}