Instagram Look Up User

<?php
$data  = file_get_contents("https://www.instagram.com/rekyy321/");
$end   = base64_decode("Ozwvc2NyaXB0Pgo8c2NyaXB0IHR5cGU9InRleHQvamF2YXNjcmlwdCI+");
$start = base64_decode("PHNjcmlwdCB0eXBlPSJ0ZXh0L2phdmFzY3JpcHQiPndpbmRvdy5fc2hhcmVkRGF0YSA9IA==");
header("content-type: application/json");
if(preg_match("#{$start}(.*?){$end}#", $data, $match)){
    $data = (json_decode($match[1], 1));
    echo json_encode($data, JSON_PRETTY_PRINT);
}else{
    echo json_encode(["error"], JSON_PRETTY_PRINT);
}