{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T04:22:25.913604+00:00","duration_seconds":2.510743,"id":454085,"input_summary":"chars=3380 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"VH7NQN","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,VH7NQN","recording_id":95946,"started_at":"2026-06-26T04:22:23.402861+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":95947}