Unable to get a panel view out of that.

$view = new stdClass();
$view->name = 'siteactivity';
$view->description = 'Shows active posts across the whole site';
$view->access = array (
);
$view->view_args_php = '';
$view->page = TRUE;
$view->page_title = 'Recent Site Activity';
$view->page_header = '';
$view->page_header_format = '1';
$view->page_footer = '';
$view->page_footer_format = '1';
$view->page_empty = '';
$view->page_empty_format = '1';
$view->page_type = 'table';
$view->url = 'siteactivity';
$view->use_pager = TRUE;
$view->nodes_per_page = '25';
$view->menu = TRUE;
$view->menu_title = 'Recent posts';
$view->menu_tab = TRUE;
$view->menu_tab_weight = '5';
$view->menu_tab_default = FALSE;
$view->menu_tab_default_parent = NULL;
$view->menu_tab_default_parent_type = 'tab';
$view->menu_parent_tab_weight = '0';
$view->menu_parent_title = '';
$view->sort = array (
array (
'tablename' => 'node_comment_statistics',
'field' => 'last_comment_timestamp',
'sortorder' => 'DESC',
'options' => 'normal',
),
);
$view->argument = array (
array (
'type' => 'uid',
'argdefault' => '2',
'title' => 'Recent posts for %1',
'options' => '',
'wildcard' => '',
'wildcard_substitution' => '',
),
array (
'type' => 'rss_feed',
'argdefault' => '2',
'title' => '',
'options' => '',
'wildcard' => '',
'wildcard_substitution' => '',
),
);
$view->field = array (
array (
'tablename' => 'node',
'field' => 'title',
'label' => 'Title',
'handler' => 'views_handler_field_nodelink_with_mark',
'sortable' => '1',
'options' => 'link',
),
array (
'tablename' => 'users',
'field' => 'name',
'label' => 'Author',
'sortable' => '1',
),
array (
'tablename' => 'node',
'field' => 'type',
'label' => 'Type',
'sortable' => '1',
),
array (
'tablename' => 'node_comment_statistics',
'field' => 'comment_count',
'label' => 'Replies',
'handler' => 'views_handler_comments_with_new',
'sortable' => '1',
),
array (
'tablename' => 'og_node_data',
'field' => 'title',
'label' => 'Groups',
),
array (
'tablename' => 'node_comment_statistics',
'field' => 'last_comment_timestamp',
'label' => 'Last post',
'handler' => 'views_handler_field_since',
'defaultsort' => 'ASC',
),
);
$view->filter = array (
array (
'tablename' => 'node',
'field' => 'status',
'operator' => '=',
'options' => '',
'value' => '1',
),
);
$view->exposed_filter = array (
);
$view->requires = array(node_comment_statistics, node, users, og_node_data);
$views[$view->name] = $view;