{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T18:48:27.665775+00:00","duration_seconds":12.761477,"id":1630554,"input_summary":"chars=627 node=683211","metadata":{"llm_candidates":[{"callsign":"VE4CA","confidence":0.78},{"callsign":"VA3LP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=VE4CA,VA3LP","recording_id":161148,"started_at":"2026-07-12T18:48:14.904298+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157981}