{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T04:47:49.336447+00:00","duration_seconds":0.620379,"id":1421052,"input_summary":"chars=292 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7UP","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7UP","recording_id":146796,"started_at":"2026-07-06T04:47:48.716068+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":144984}