{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T03:50:15.335614+00:00","duration_seconds":0.481882,"id":1491757,"input_summary":"chars=181 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KO68TV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KO68TV","recording_id":151698,"started_at":"2026-07-08T03:50:14.853732+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":149366}