{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T02:00:22.719502+00:00","duration_seconds":0.6522,"id":1639611,"input_summary":"chars=318 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"AB7I","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=AB7I","recording_id":161786,"started_at":"2026-07-13T02:00:22.067302+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158577}