Order from draft to confirmed by xmlrpc (Odoo 16)

Question

Tips for confirming an order via php xmlrpc?

(draft to sale)

I use ripcord as library for xmlrpc and try:

$r = $models->execute_kw(
    $db, $useruid, $password, 'sale.order', 'action_confirm',
    array(intval($order_id))
); 

Edit: my fault method work