@type t() ::
  %Procore.Model.RestV10ProjectsProjectIdWorkBreakdownStructureWbsCodesGet200ResponseInner{
    created_at: DateTime.t() | nil,
    description: String.t() | nil,
    flat_code: String.t() | nil,
    flat_name: String.t() | nil,
    id: integer() | nil,
    segment_items:
      [
        Procore.Model.RestV10ProjectsProjectIdTaskCodesGet200ResponseInnerSegmentItemsInner.t()
      ]
      | nil,
    status: String.t() | nil,
    updated_at: DateTime.t() | nil,
    wbs_pattern_id: integer() | nil
  }