{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T17:09:46.367664+00:00","duration_seconds":0.903856,"id":1035830,"input_summary":"chars=30 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7KI","confidence":0.78},{"callsign":"K7BO","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=K7KI,K7BO","recording_id":27297,"started_at":"2026-06-28T17:09:45.463808+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":27298}