{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T23:37:33.597230+00:00","duration_seconds":2.08489,"id":879201,"input_summary":"chars=674 node=683210","metadata":{"llm_candidates":[{"callsign":"U3XCD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=U3XCD","recording_id":127488,"started_at":"2026-06-27T23:37:31.512340+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":127455}