{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-14T02:31:36.296775+00:00","duration_seconds":0.634262,"id":1683303,"input_summary":"chars=499 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KK7TWT","confidence":0.78},{"callsign":"W7BO","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KK7TWT,W7BO","recording_id":164756,"started_at":"2026-07-14T02:31:35.662513+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":161307}