{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T05:27:02.563704+00:00","duration_seconds":2.482887,"id":1495367,"input_summary":"chars=748 node=683211","metadata":{"llm_candidates":[{"callsign":"W0XOX","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=W0XOX","recording_id":151952,"started_at":"2026-07-08T05:27:00.080817+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":149581}