{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T10:09:34.856837+00:00","duration_seconds":0.785468,"id":1557772,"input_summary":"chars=40 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KK7WO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7WO","recording_id":156159,"started_at":"2026-07-10T10:09:34.071369+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153420}