{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T19:31:02.443215+00:00","duration_seconds":2.207736,"id":1759002,"input_summary":"chars=801 node=66296","metadata":{"llm_candidates":[{"callsign":"N7CVN","confidence":0.78},{"callsign":"W7H","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=N7CVN,W7H","recording_id":169750,"started_at":"2026-07-16T19:31:00.235479+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":165574}