public static function loadDefinitions(Client $client)
    {
        $serviceDescriptions = ServiceDescription::factory(__DIR__.'/Resources/config/meetup.json');

        foreach ($serviceDescriptions->getOperations() as $operation) {
            /* @var $operation Operation */
            $operation->setClass('DMS\Service\Meetup\Command\MeetupCommand');
        }

        $client->setDescription($serviceDescriptions);
    }