public function storeInventoriesUpload(array $offers, $site = null)
    {
        if (!count($offers)) {
            throw new \InvalidArgumentException(
                'Parameter `offers` must contains array of the offers'
            );
        }

        /* @noinspection PhpUndefinedMethodInspection */
        return $this->client->makeRequest(
            '/store/inventories/upload',
            "POST",
            $this->fillSite($site, ['offers' => json_encode($offers)])
        );
    }