{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T19:40:03.098514+00:00","duration_seconds":18.012943,"id":1805073,"input_summary":"chars=983 node=683211","metadata":{"llm_candidates":[{"callsign":"KF7AZB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KF7AZB","recording_id":172839,"started_at":"2026-07-17T19:39:45.085571+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":168358}