nimta.com gateway hello world

hello.php

<?php
(new SoapClient('https://soap.nimta.com?wsdl'))->sendSMSes(array(
  'username' => 'USERNAME',
  'password' => 'PASSWORD',
  'gatewayClass' => 'A',
  'messages' => array(
    array(
      'message' => 'Hello World!',
      'charge' => 0,
      'delayed' => false,
      'sendTime' => time(),
      'recipients' => array(
        array('countryCode' => 45, 'number' => '12345678', 'operatorCode' => 4)
      )
    )
  )
));