{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T18:26:33.628956+00:00","duration_seconds":1.610805,"id":537857,"input_summary":"chars=475 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KB0MAI","confidence":1.0},{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KB0MAI,KK7NQN","recording_id":87370,"started_at":"2026-06-26T18:26:32.018151+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":87371}