Google\Cloud\Dev\DocGenerator\Parser\CodeParser::hasNestedParams PHP Method

    private function hasNestedParams($description)
    {
        $description = trim(str_replace('[optional]', '', $description));
        if (strlen($description) === 0) {
            return false;
        }
        if ($description[0] === '{') {
            return true;
        }
        return false;
    }