@type t() ::
  %Procore.Model.RestV10ChangeOrderPackagesPost201ResponseLineItemsInnerMarkupLineItemsInner{
    amount: String.t() | nil,
    created_at: DateTime.t() | nil,
    currency_configuration:
      Procore.Model.RestV10WorkOrderContractsSyncPatch200ResponseEntitiesInnerAllOfCurrencyConfiguration.t()
      | nil,
    id: integer() | nil,
    markup:
      Procore.Model.RestV10ChangeOrderPackagesPost201ResponseLineItemsInnerMarkupLineItemsInnerMarkup.t()
      | nil,
    updated_at: DateTime.t() | nil
  }