PHP: Neuesten Tweet von einem User ausgeben

<?php
require_once('twitter-api-php/TwitterAPIExchange.php'); // https://github.com/J7mbo/twitter-api-php

$settings = array(
    'consumer_key' => 'API_KEY',
    'consumer_secret' => 'API_SECRET_KEY',
    'oauth_access_token' => '',
    'oauth_access_token_secret' => ''
);

$screen_name = 'EurenikZ'; // Twitter Account Name

$url = 'https://api.twitter.com/1.1/statuses/user_timeline.json';
$getfield = '?screen_name='.$screen_name;
$requestMethod = 'GET';

$twitter = new TwitterAPIExchange($settings);
$user_timeline = $twitter->setGetfield($getfield)->buildOauth($url, $requestMethod)->performRequest();

$i = -1;
$safety = 0;
do {
    $i++;
    $safety++;
    $try = json_decode($user_timeline)[$i]->in_reply_to_status_id;
} while (($try != NULL) && $safety < 20);

$latestTweet = substr(json_decode($user_timeline)[$i]->text, 0, strpos(json_decode($user_timeline)[$i]->text, 'https://t.co/'));
$created_at = json_decode($user_timeline)[$i]->created_at;
$id = json_decode($user_timeline)[$i]->id;
$url = 'https://twitter.com/'.$screen_name.'/status/'.$id;

// Datum auswerten
$monat = substr($created_at, 4, 3);
if($monat == 'Jan') $monat = '01';
if($monat == 'Feb') $monat = '02';
if($monat == 'Mar') $monat = '03';
if($monat == 'Apr') $monat = '04';
if($monat == 'May') $monat = '05';
if($monat == 'Jun') $monat = '06';
if($monat == 'Jul') $monat = '07';
if($monat == 'Aug') $monat = '08';
if($monat == 'Sep') $monat = '09';
if($monat == 'Okt') $monat = '10';
if($monat == 'Nov') $monat = '11';
if($monat == 'Dec') $monat = '12';
$tag = substr($created_at , 8, 2);
$stunde = substr($created_at , 11, 2);
$minute = substr($created_at , 14, 2);
$jahr = substr($created_at , 26, 4);

$created_at = date_create($tag.'.'.$monat.'.'.$jahr.' '.$stunde.':'.$minute);
date_add($created_at, date_interval_create_from_date_string('2 hours'));
$datum = date_format($created_at, 'd.m. H:i');

echo $latestTweet.'<br><br>Vom '.$datum.' Uhr.<br><br>'.$url;
?>