{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T03:57:50.300040+00:00","duration_seconds":0.584793,"id":914575,"input_summary":"chars=25 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ7VPU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7VPU","recording_id":34854,"started_at":"2026-06-28T03:57:49.715247+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":34855}