t() :: %MergeHRISClient.Model.EndUserDetailsRequest{
  categories: [MergeHRISClient.Model.CategoriesEnum.t()],
  end_user_email_address: String.t(),
  end_user_organization_name: String.t(),
  end_user_origin_id: String.t(),
  integration: String.t() | nil,
  link_expiry_mins: integer() | nil
}