{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T03:39:08.912904+00:00","duration_seconds":2.23857,"id":1643597,"input_summary":"chars=651 node=683210","metadata":{"llm_candidates":[{"callsign":"KJ5ATA","confidence":0.78},{"callsign":"KI5DAY","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ5ATA,KI5DAY","recording_id":162109,"started_at":"2026-07-13T03:39:06.674334+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158869}