@type t() :: %Stripe.Params.Treasury.OutboundPaymentCreateParams{
  amount: integer(),
  currency: String.t(),
  customer: String.t() | nil,
  description: String.t() | nil,
  destination_payment_method: String.t() | nil,
  destination_payment_method_data:
    Stripe.Params.Treasury.OutboundPaymentCreateParams.DestinationPaymentMethodData.t()
    | nil,
  destination_payment_method_options:
    Stripe.Params.Treasury.OutboundPaymentCreateParams.DestinationPaymentMethodOptions.t()
    | nil,
  end_user_details:
    Stripe.Params.Treasury.OutboundPaymentCreateParams.EndUserDetails.t() | nil,
  expand: [String.t()] | nil,
  financial_account: String.t(),
  metadata: %{required(String.t()) => String.t()} | nil,
  statement_descriptor: String.t() | nil
}