/**
*AUTO_GENERATED
*/
public MarkInvoiceAsPaidResponse MarkInvoiceAsPaid(MarkInvoiceAsPaidRequest markInvoiceAsPaidRequest, string apiUserName)
{
string response = Call("MarkInvoiceAsPaid", markInvoiceAsPaidRequest.ToNVPString(""), apiUserName);
NVPUtil util = new NVPUtil();
return MarkInvoiceAsPaidResponse.CreateInstance(util.ParseNVPString(response), "", -1);
}