How track by Tracking Number Unique Identifier?
问题 I'm having issues attempting to track a package by Tracking Number Unique Identifier. I'm working with the sample PHP code from Fedex Developer Resource Center. How can I track it using the TrackingNumberUniqueIdentifier? $path_to_wsdl = __DIR__ . "/WSDL/FEDEX/TrackService_v6.wsdl"; ini_set("soap.wsdl_cache_enabled", "0"); $client = new \Soapclient($path_to_wsdl, array('trace' => 1)); $request = array( 'WebAuthenticationDetail' => array( 'UserCredential' => array( 'Key' => #KEY#, 'Password' =