{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T13:38:04.514399+00:00","duration_seconds":17.387172,"id":1828031,"input_summary":"chars=631 node=683211","metadata":{"llm_candidates":[{"callsign":"KB7PVW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KB7PVW","recording_id":174377,"started_at":"2026-07-18T13:37:47.127227+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169772}