Gets a list of available payment methods for invoices with open balances. Introduced in v2.20
            | Method | GetPaymentMethods | 
The request body is of type GetPaymentMethods.
The response body is of type GetPaymentMethodsResponse.
| Name | Description | Data Type | 
|---|---|---|
| GetPaymentMethodsResult | A string value containing a JSON object. 
Type your example code here. It will be automatically colorized when you switch to Preview or build the help system.
  | xml:string |