{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T22:09:30.114278+00:00","duration_seconds":0.579702,"id":1449176,"input_summary":"chars=441 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KC7ABA","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=KC7ABA","recording_id":148642,"started_at":"2026-07-06T22:09:29.534576+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146671}