$client = new \Gared\TorDirectoryClient\Client();
$serverDescriptor = $client->getServerDescriptor('FINGERPRINTABC');

// get consensus data
$routerDescriptors = $client->getConsensus();

// get consensus data
$votes = $client->getAllVotes();
foreach ($votes as $vote) {
    foreach ($vote as $routerDescriptor) {
        echo $routerDescriptor->getFingerprint();    
    }
}