{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T23:08:37.752156+00:00","duration_seconds":0.638855,"id":875089,"input_summary":"chars=517 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7IJZ","confidence":0.78},{"callsign":"K3OE","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7IJZ,K3OE","recording_id":38790,"started_at":"2026-06-27T23:08:37.113301+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":38791}