public function getJob($projectId, $region, $jobId, array $optionalArgs = [])
    {
        $request = new GetJobRequest();
        $request->setProjectId($projectId);
        $request->setRegion($region);
        $request->setJobId($jobId);

        return $this->startCall(
            'GetJob',
            Job::class,
            $optionalArgs,
            $request
        )->wait();
    }