{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T03:53:20.168738+00:00","duration_seconds":2.046371,"id":1491833,"input_summary":"chars=335 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7AU","confidence":0.78},{"callsign":"W7AU","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K7AU,W7AU","recording_id":151703,"started_at":"2026-07-08T03:53:18.122367+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":149371}