{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T04:54:27.445273+00:00","duration_seconds":2.077474,"id":1494077,"input_summary":"chars=415 node=683211","metadata":{"llm_candidates":[{"callsign":"AB6MB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=AB6MB","recording_id":151874,"started_at":"2026-07-08T04:54:25.367799+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":149506}