@type t() :: %PolarExpress.Resources.Orders{
  applied_balance_amount: integer() | nil,
  billing_address: term() | nil,
  billing_name: term() | nil,
  billing_reason: map() | nil,
  checkout_id: term() | nil,
  created_at: String.t() | nil,
  currency: String.t() | nil,
  custom_field_data: term() | nil,
  customer: map() | nil,
  customer_id: String.t() | nil,
  description: String.t() | nil,
  discount: term() | nil,
  discount_amount: integer() | nil,
  discount_id: term() | nil,
  due_amount: integer() | nil,
  id: String.t() | nil,
  invoice_number: String.t() | nil,
  is_invoice_generated: boolean() | nil,
  items: [map()] | nil,
  metadata: map() | nil,
  modified_at: term() | nil,
  net_amount: integer() | nil,
  paid: boolean() | nil,
  platform_fee_amount: integer() | nil,
  platform_fee_currency: term() | nil,
  product: term() | nil,
  product_id: term() | nil,
  refunded_amount: integer() | nil,
  refunded_tax_amount: integer() | nil,
  seats: term() | nil,
  status: map() | nil,
  subscription: term() | nil,
  subscription_id: term() | nil,
  subtotal_amount: integer() | nil,
  tax_amount: integer() | nil,
  total_amount: integer() | nil,
  user_id: String.t() | nil
}