{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T02:57:06.248152+00:00","duration_seconds":0.803895,"id":1521094,"input_summary":"chars=800 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"X300A","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=X300A","recording_id":153712,"started_at":"2026-07-09T02:57:05.444257+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151166}