wcfm-show-only-verified-vendors-on-store-list

add_filter('wcfmmp_vendor_list_args', function($args, $search_data) {
    $args['meta_query'][] = array(
        array(
            array(
                'key'     => 'wcfm_vendor_verification_data',
                'value'   => 's:19:"verification_status";s:7:"approve";',
                'compare' => 'LIKE',
            ),
            array(
                'key'     => 'wcfm_vendor_verification_data',
                'value'   => 's:26:"social_verification_status";s:7:"approve";',
                'compare' => 'LIKE',
            ),
        ),
    );
    return $args;
}, 10, 2);