$data = file_get_html("https://instagram.com/nike/");
$kapak =  $html->find('img._aa8j ');
foreach($kapak as $newimage) {
echo $thumb= $newimage;
}

<?php 

require 'class.php';



$data = file_get_html("https://instagram.com/nike/");
$kapak =  $data->find('img._aadp');
foreach($kapak as $newimage) {
echo $thumb= $newimage->$property;
}

 ?>