{
  "requestId": "LAB02-REQ-001",
  "requestText": "请安排整理本周销售演示资料：核对模拟销售表、准备三页汇报大纲，完成后提交内部审阅。不要发送给客户。",
  "submittedAtUtc": "2026-10-12T01:00:00Z",
  "dueAtUtc": "2026-10-13T09:00:00Z",
  "remindAtUtc": "2026-10-13T08:00:00Z",
  "timeZone": "China Standard Time",
  "defaultAssigneeKey": "self",
  "allowedAssigneeKeys": ["self", "backup"]
}