{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T04:32:37.994594+00:00","duration_seconds":2.12785,"id":1780756,"input_summary":"chars=148 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KX2CW","confidence":0.78},{"callsign":"N7XS","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KX2CW,N7XS","recording_id":171156,"started_at":"2026-07-17T04:32:35.866744+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":166826}