{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T03:11:09.124750+00:00","duration_seconds":0.830854,"id":1353576,"input_summary":"chars=709 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"NW7GO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=NW7GO","recording_id":142085,"started_at":"2026-07-04T03:11:08.293896+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":140665}