public function toXMLString()
{
$str = '';
$str .= '<ns:CreateRecurringPaymentsProfileReq>';
if ($this->CreateRecurringPaymentsProfileRequest != null) {
$str .= '<ns:CreateRecurringPaymentsProfileRequest>';
$str .= $this->CreateRecurringPaymentsProfileRequest->toXMLString();
$str .= '</ns:CreateRecurringPaymentsProfileRequest>';
}
$str .= '</ns:CreateRecurringPaymentsProfileReq>';
return $str;
}
