{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T14:51:46.599309+00:00","duration_seconds":7.510189,"id":1503682,"input_summary":"chars=762 node=683211","metadata":{"llm_candidates":[{"callsign":"AB70W","confidence":0.78},{"callsign":"KT7J","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=AB70W,KT7J","recording_id":152536,"started_at":"2026-07-08T14:51:39.089120+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150092}