@type t() :: %Inttegro.Order{
  canceled_at: String.t() | nil,
  checkout_settings: Inttegro.OrderCheckoutSettings.t() | nil,
  completed_at: String.t() | nil,
  created_from: Inttegro.OrderCreatedFrom.t() | nil,
  custom_data: %{optional(String.t()) => String.t()} | nil,
  customer: Inttegro.OrderCustomer.t(),
  expires_at: String.t() | nil,
  id: String.t(),
  initiated_at: String.t(),
  invoice: Inttegro.OrderInvoice.t() | nil,
  invoice_settings: Inttegro.InvoiceSettings.t() | nil,
  line_item_group: Inttegro.OrderLineItemGroup.t() | nil,
  number: String.t() | nil,
  paid_at: String.t() | nil,
  payment: Inttegro.Payment.t() | nil,
  payment_due_at: String.t() | nil,
  payout_settings: %{optional(String.t()) => term()} | nil,
  receipt_number: String.t() | nil,
  reference: String.t() | nil,
  refunds: [Inttegro.Refund.t()] | nil,
  sealed_at: String.t() | nil,
  shipping: %{optional(String.t()) => term()} | nil,
  status: Inttegro.OrderStatus.t()
}