{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T05:03:14.715444+00:00","duration_seconds":1.778933,"id":1456586,"input_summary":"chars=749 node=66296","metadata":{"llm_candidates":[{"callsign":"KG4OZW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KG4OZW","recording_id":149221,"started_at":"2026-07-07T05:03:12.936511+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":147150}