{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T03:20:18.764042+00:00","duration_seconds":0.770975,"id":1490809,"input_summary":"chars=665 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7MPT","confidence":0.78},{"callsign":"WN7W","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=K7MPT,WN7W","recording_id":151639,"started_at":"2026-07-08T03:20:17.993067+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":149313}