{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T17:30:07.728003+00:00","duration_seconds":1.851952,"id":1835322,"input_summary":"chars=660 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7KSX","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7KSX","recording_id":174931,"started_at":"2026-07-18T17:30:05.876051+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170249}