Get info about a user in a Data Warehouse instance

{
  "user": {
    "role": "{user_role_id}",
    "profile": "/gdc/account/profile/p123",
    "login": "email@company.com",
    "links": {
      "self": "/gdc/uri/self",
      "parent": "/gdc/uri/parent"
    }
  }
}