acf_add_options_sub_page('txt Importer');

acf_add_local_field_group([
    'key' => 'txt Importer Field Group',
    'title' => 'txt Importer',
    'style' => 'seamless',
    'fields' => [
        [
            'label' => '',
            'key' => 'field_instructions',
            'name' => 'instructions',
            'type' => 'message',
            'message' => "test",
        ],
        [
            'label' => 'FTP directory',
            'key' => 'field_txt-dir',
            'name' => 'txt-dir',
            'type' => 'text',
            'instructions' => 'Include a leading slash and trailing slash. Eg. /home/myproject/public_html/example/'
        ],
        [
            'label' => 'Import data',
            'key' => 'field_import-btn',
            'name' => 'import-btn',
            'type' => 'message',
            'message' => get_wp_admin_btn_markup('Import', 'cti-import-btn'),
            'instructions' => ''
        ],
    ],
    'location' => [
        [
            [
                'param' => 'options_page',
                'operator' => '==',
                'value' => 'acf-options-txt-importer',
            ],
        ],
    ]
]);