{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T18:00:59.441282+00:00","duration_seconds":1.606346,"id":1836201,"input_summary":"chars=21 node=683210","metadata":{"llm_candidates":[{"callsign":"KF8GLU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KF8GLU","recording_id":174987,"started_at":"2026-07-18T18:00:57.834936+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170295}