更高界别处理异常：

$client = new Client();
$shareUrl = 'https://api.linkedin.com/v2/socialActions/6799906381634912256';
try {
    $response = $client->request('GET', $shareUrl);
    $code = $response->getStatusCode();
} catch (\Throwable $throwable) {
    dump($throwable);
    return false;
}