{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-23T13:29:45.125124+00:00","duration_seconds":1.872763,"id":2795331,"input_summary":"chars=102 node=683211","metadata":{"llm_candidates":[{"callsign":"KN4LBF","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KN4LBF","recording_id":262593,"started_at":"2026-08-23T13:29:43.252361+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":248884}