{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-16T07:00:21.666489+00:00","duration_seconds":1.27588,"id":1728831,"input_summary":"chars=512 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7AHI","confidence":0.78},{"callsign":"AH6A","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=6 calls=K7AHI,AH6A","recording_id":167448,"started_at":"2026-07-16T07:00:20.390609+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":163573}