CURL Minecraft Login PHP

<?php
$url = 'https://authserver.mojang.com/authenticate/';
$nono = array('\n');
$nonoFix = array('');

// LOGIN
echo("Enter your username: ");
$handle = fopen ("php://stdin","r");
$username = str_replace($nono, $nonoFix, fgets($handle));
echo("Enter your password: ");
$password = str_replace($nono, $nonoFix, fgets($handle));

// JSON
$agent = array("name" => "Minecraft", "version" => 1);
$object = array("agent" => $agent, "username" => $username, "password" => $password);

// CURL
$ch=curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
curl_setopt($ch, CURLOPT_HTTPHEADER, array("Content-Type: application/json"));
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($object));
$result = curl_exec($ch);
curl_close($ch);
echo ("THE AMAZING RESULT ISSSS: " . $result);
?>