From fb907a07d021e80ced6b59d1bfaf45bdec0be5fb Mon Sep 17 00:00:00 2001
From: Mal Boston <mal.boston1983@gmail.com>
Date: Mon, 18 Jan 2021 14:31:08 +0000
Subject: [PATCH] Update validation rules to take into account other keys being
 returned

---
 src/Authentication.php | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/src/Authentication.php b/src/Authentication.php
index 0b1fcab..97b28b5 100644
--- a/src/Authentication.php
+++ b/src/Authentication.php
@@ -137,11 +137,20 @@ private function validateAuthentication($auth = null): bool
             'expires_in',
             'access_token',
             'refresh_token',
-            'user',
-            'api_version'
+            'user'
         ];
 
-        return $auth && array_keys($auth) === $matchingKeys;
+        if (!$auth) {
+            return false;
+        }
+
+        foreach ($matchingKeys as $key) {
+            if (!array_key_exists($key, $auth)) {
+                return false;
+            }
+        }
+
+        return true;
     }
 
 }
\ No newline at end of file