{"id":"att_1790091926378_ne0x2y1","userId":"cb1d25d2-9d2a-4ee3-b8f7-a52330a5ebcf","examId":"hsk2-h21001","mode":"practice","status":"active","answers":{},"flagged":{},"startedAt":"2026-09-22T15:45:26.378Z","expiresAt":"2026-09-22T16:40:26.378Z"}