{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T21:49:34.140185+00:00","duration_seconds":0.591916,"id":1811244,"input_summary":"chars=508 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"AG7WTE","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=AG7WTE","recording_id":173261,"started_at":"2026-07-17T21:49:33.548269+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":168773}