{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T19:06:35.729645+00:00","duration_seconds":5.497792,"id":1837292,"input_summary":"chars=30 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7LET","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7LET","recording_id":175059,"started_at":"2026-07-18T19:06:30.231853+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170358}