{"url":"//cdn.example.com/blog/image/wzClxXEupWKm.jpg","size":[600,400]}

TypeError: image.size is undefined
'data-ce-max-width': image.size[0]

if (parseInt(ev.target.status) === 200) {
                // Unpack the response (from JSON)
                var response = JSON.parse(ev.target.responseText);

                // Trigger the save event against the dialog with details of the
                // image to be inserted.
                dialog.save(
                    response.url,
                    response.size,
                    {
                        'alt': response.alt,
                        'data-ce-max-width': image.size[0]
                    });

            } else {
                // The request failed, notify the user
                new ContentTools.FlashUI('no');
            }