{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-20T06:30:27.854722+00:00","duration_seconds":6.189506,"id":2723006,"input_summary":"chars=31 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7LET","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7LET","recording_id":254871,"started_at":"2026-08-20T06:30:21.665216+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":241842}