Adding example

Author: BaseMax

decode.php

@@ -1,2 +1,17 @@
 <?php
 // https://github.com/BaseMax/php-jwt-example
+require 'vendor/autoload.php';
+use \Firebase\JWT\JWT;
+use \Firebase\JWT\SignatureInvalidException;
+$key = '83aeee518617ad6f3393bf0685e37d3e';
+
+// JSON
+$token='eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.IntcInN0YXR1c1wiOlwic3VjY2Vzc1wiLFwiZGF0YTFcIjpcInRlc3QxXCIsXCJkYXRhMlwiOlwidGVzdDJcIixcImRhdGEzXCI6XCJ0ZXN0M1wiLFwiZGF0YTRcIjpcInRlc3Q0XCIsXCJkYXRhNVwiOlwidGVzdDVcIn0i.lTHo7zbetlA2su017EVukpSzL1Zj60k7mEZZHxAlz7k';
+$decode = JWT::decode($token, $key, array('HS256'));
+print $decode."\n";
+print json_decode($decode)."\n";
+
+// plain text
+$token='eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.IkhlbGxvLCBXb3JsZCEi.XYtTUc2xhYATDmvY0cDzCREb-uplZf03Rq1sMFhweA4';
+$decode = JWT::decode($token, $key, array('HS256'));
+print $decode."\n";