{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T04:04:36.751792+00:00","duration_seconds":0.473679,"id":1779769,"input_summary":"chars=34 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7CPR","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7CPR","recording_id":171087,"started_at":"2026-07-17T04:04:36.278113+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":166767}