artificial_delay = $artificial_delay; } public function execute($url, $data = NULL) { if ($this->artificial_delay > 0) { sleep($this->artificial_delay); } $response = ' 1Success03Your invoice may vary from the displayed reference ratesMissing / Invalid Shipper Number. Returned rates are Retail Rates.LBS3.0USD19.10USD0.00USD19.10USD19.10USD0.00USD19.103.0LBS3.012Your invoice may vary from the displayed reference ratesMissing / Invalid Shipper Number. Returned rates are Retail Rates.LBS5.0USD37.18USD0.00USD37.183USD37.18USD0.00USD37.183.0LBS5.002Your invoice may vary from the displayed reference ratesMissing / Invalid Shipper Number. Returned rates are Retail Rates.LBS5.0USD49.23USD0.00USD49.232USD49.23USD0.00USD49.233.0LBS5.013Your invoice may vary from the displayed reference ratesMissing / Invalid Shipper Number. Returned rates are Retail Rates.LBS5.0USD89.54USD0.00USD89.541USD89.54USD0.00USD89.543.0LBS5.001Your invoice may vary from the displayed reference ratesMissing / Invalid Shipper Number. Returned rates are Retail Rates.LBS5.0USD93.28USD0.00USD93.28112:00 NoonUSD93.28USD0.00USD93.283.0LBS5.0'; return $response; } }