{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T04:50:02.831355+00:00","duration_seconds":2.059858,"id":1316048,"input_summary":"chars=849 node=683211","metadata":{"llm_candidates":[{"callsign":"N7CVN","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=N7CVN","recording_id":139416,"started_at":"2026-07-03T04:50:00.771497+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":138243}