{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T21:56:02.099574+00:00","duration_seconds":7.420545,"id":1841716,"input_summary":"chars=449 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KG7GDN","confidence":0.78},{"callsign":"KG7LAE","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KG7GDN,KG7LAE","recording_id":175348,"started_at":"2026-07-18T21:55:54.679029+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170608}