{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T12:24:40.959720+00:00","duration_seconds":2.519535,"id":1559764,"input_summary":"chars=117 node=683210","metadata":{"llm_candidates":[{"callsign":"KR4JBI","confidence":0.78},{"callsign":"KJ4OR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KR4JBI,KJ4OR","recording_id":156303,"started_at":"2026-07-10T12:24:38.440185+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153562}