{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T22:57:20.405629+00:00","duration_seconds":0.599216,"id":1380871,"input_summary":"chars=16 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7GDT","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7GDT","recording_id":144030,"started_at":"2026-07-04T22:57:19.806413+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":142394}