public function getDomainStatistics($domain, $period, $value, $type)
    {
        return json_decode(self::getClient()->getDomainStatistics($this->sn, $domain, $period, $value, $type));
    }
public function getDomainStatistics($domain, $period, $value, $type)
    {
        return json_decode(self::getClient()->getDomainStatistics($this->sn, $domain, $period, $value, $type));
    }
Return CDN statistics for domain $domain

@param string $domain
@param string $period ("day" | "month" | "week")
@param string $value ("bandwidth" | "request")
@param $type ("backend" | "cdn")
@return array of object statistics