public function getItemsWithImportingStatus($limit)
    {
        $collection = $this->addFieldToFilter(
            'import_status',
            ['eq' => \Dotdigitalgroup\Email\Model\Importer::IMPORTING]
        )
            ->addFieldToFilter('import_id', ['neq' => ''])
            ->setPageSize($limit)
            ->setCurPage(1);

        if ($collection->getSize()) {
            return $collection;
        }

        return false;
    }