Add fees in lightbox as new action button

gistfile1.txt

add_filter( 'propertyhive_single_property_actions', 'add_fees_action' );
function add_fees_action( $actions )
{
    global $property;
  
    if ( $property->department == 'residential-lettings' )
    {
        $fees = nl2br(get_option('propertyhive_lettings_fees', ''));
        if (!empty($fees))
        {
            $actions[] = array(
              'href' => '#fees',
              'label' => __( 'Fees Information', 'propertyhive' ),
              'class' => 'action-fees',
              'attributes' => array(
                    'data-fancybox' => 'floorplans'
                )
            );
    
            echo '<div id="fees" style="display:none; max-width:500px;"><h3>' . __( 'Fees Information', 'propertyhive' ) . '</h3>' . $fees . '</div>';
        }
  }
  
  return $actions;
}