{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T22:00:10.220320+00:00","duration_seconds":5.125802,"id":1481637,"input_summary":"chars=526 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KK7A1","confidence":0.78},{"callsign":"N7XS","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7A1,N7XS","recording_id":150982,"started_at":"2026-07-07T22:00:05.094518+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148732}