@type t() :: %Polarex.ProductCreateOneTime{
  attached_custom_fields: [Polarex.AttachedCustomFieldCreate.t()] | nil,
  description: String.t() | nil,
  medias: [String.t()] | nil,
  metadata: Polarex.Metadata.t() | nil,
  name: String.t(),
  organization_id: String.t() | nil,
  prices: [
    Polarex.ProductPriceCustomCreate.t()
    | Polarex.ProductPriceFixedCreate.t()
    | Polarex.ProductPriceFreeCreate.t()
    | Polarex.ProductPriceMeteredUnitCreate.t()
    | Polarex.ProductPriceSeatBasedCreate.t()
  ],
  recurring_interval: nil,
  recurring_interval_count: nil
}