<?php require 'vendor/autoload.php'; use net\authorize\api\contract\v1 as AnetAPI; use net\authorize\api\controller as AnetController; define("AUTHORIZENET_LOG_FILE", "phplog"); // Common Set Up for API Credentials $merchantAuthentication = new AnetAPI\MerchantAuthenticationType(); $merchantAuthentication->setName("556KThWQ6vf2"); $merchantAuthentication->setTransactionKey("9ac2932kQ7kN2Wzq"); $request = new AnetAPI\UpdateSplitTenderGroupRequest(); $request->setMerchantAuthentication($merchantAuthentication); $request->setSplitTenderId("123456"); $request->setSplitTenderStatus("voided"); $controller = new AnetController\UpdateSplitTenderGroupController($request); $response = $controller->executeWithApiResponse(\net\authorize\api\constants\ANetEnvironment::SANDBOX); if ($response != null && $response->getMessages()->getResultCode() == "Ok") { echo "SUCCESS" . $response->getMessages()->getMessage()[0]->getCode() . " " . $response->getMessages()->getMessage()[0]->getText() . "\n"; } else { echo "ERROR : Invalid response\n"; echo "Response : " . $response->getMessages()->getMessage()[0]->getCode() . " " . $response->getMessages()->getMessage()[0]->getText() . "\n"; }