{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T10:00:47.511407+00:00","duration_seconds":3.170761,"id":1651998,"input_summary":"chars=483 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7RJ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7RJ","recording_id":162552,"started_at":"2026-07-13T10:00:44.340646+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159306}