{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T03:04:35.058930+00:00","duration_seconds":0.69328,"id":1721513,"input_summary":"chars=497 node=66296","metadata":{"llm_candidates":[{"callsign":"KI7RMU","confidence":0.78},{"callsign":"AB6MB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KI7RMU,AB6MB","recording_id":166819,"started_at":"2026-07-16T03:04:34.365650+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":163112}