private function parseContent(string $content): \stdClass
    {
        $parsed = json_decode($content);
        if ($parsed === null && json_last_error() !== JSON_ERROR_NONE) {
            throw new \RuntimeException;
        }

        return $parsed;
    }
private function parseContent(string $content): \stdClass
    {
        $parsed = json_decode($content);
        if ($parsed === null && json_last_error() !== JSON_ERROR_NONE) {
            throw new \RuntimeException;
        }

        return $parsed;
    }
@param string $content

@return \stdClass