{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-14T09:28:58.621255+00:00","duration_seconds":1.739426,"id":1691641,"input_summary":"chars=53 node=683210","metadata":{"llm_candidates":[{"callsign":"JA2SYJ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=JA2SYJ","recording_id":165283,"started_at":"2026-07-14T09:28:56.881829+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":161812}