{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T06:20:04.895797+00:00","duration_seconds":1.324286,"id":1650077,"input_summary":"chars=735 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7CX","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7CX","recording_id":162521,"started_at":"2026-07-13T06:20:03.571511+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159275}