{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T22:27:35.800752+00:00","duration_seconds":2.252768,"id":1582202,"input_summary":"chars=637 node=683211","metadata":{"llm_candidates":[{"callsign":"KN4EWT","confidence":0.78},{"callsign":"KN4WZ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KN4EWT,KN4WZ","recording_id":157860,"started_at":"2026-07-10T22:27:33.547984+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":154994}