{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T14:50:12.107655+00:00","duration_seconds":1.044612,"id":520481,"input_summary":"chars=1758 node=oldsys","metadata":{"llm_candidates":[{"callsign":"GM5C8R","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=3 calls=GM5C8R","recording_id":81579,"started_at":"2026-06-26T14:50:11.063043+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":81580}