{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T23:18:20.929049+00:00","duration_seconds":1.606951,"id":1842518,"input_summary":"chars=75 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7CER","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7CER","recording_id":175406,"started_at":"2026-07-18T23:18:19.322098+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170659}