{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-24T12:31:22.222741+00:00","duration_seconds":3.014209,"id":2818872,"input_summary":"chars=630 node=683210","metadata":{"llm_candidates":[{"callsign":"NA2B","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=NA2B","recording_id":265124,"started_at":"2026-08-24T12:31:19.208532+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":251223}