How to add a read more link to Feedzy

function tifd_feedzy_readmore( $content, $link, $feedURL ) {
    $content = str_replace( '[&hellip;]', '<a href="' . $link . '" target="_blank">' . __('Read more', 'yourTextDomain') . ' &rarr;</a>', $content );
    return $content;
}
add_filter( 'feedzy_summary_output', 'tifd_feedzy_readmore', 9, 3 );