{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T14:13:02.786164+00:00","duration_seconds":1.835159,"id":1597234,"input_summary":"chars=678 node=683211","metadata":{"llm_candidates":[{"callsign":"KB7TV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB7TV","recording_id":158862,"started_at":"2026-07-11T14:13:00.951005+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":155921}