{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T03:23:26.003200+00:00","duration_seconds":1.016651,"id":447396,"input_summary":"chars=146 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7PDZ","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=K7PDZ","recording_id":96714,"started_at":"2026-06-26T03:23:24.986549+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":96715}