add_filter(‘nimble_portfolio_lightbox_link_atts’, ‘handle_nimble_portfolio_lightbox_link_atts’, 20, 2);
function handle_nimble_portfolio_lightbox_link_atts($link_atts, $item) {
$link_atts[‘href’] = $item->getData(‘nimble-portfolio-url’);
unset($link_atts[‘rel’]);
return $link_atts;
}