{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T13:27:41.427324+00:00","duration_seconds":1.958629,"id":1562231,"input_summary":"chars=418 node=683210","metadata":{"llm_candidates":[{"callsign":"W3U","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=W3U","recording_id":156500,"started_at":"2026-07-10T13:27:39.468695+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153742}