{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T03:51:18.089733+00:00","duration_seconds":0.802604,"id":1491787,"input_summary":"chars=346 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K70U","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K70U","recording_id":151700,"started_at":"2026-07-08T03:51:17.287129+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":149368}