diff --git a/packages/data-services/src/request/request/authorization/authorization.ts b/packages/data-services/src/request/request/authorization/authorization.ts
index b581bd5ac8..99989a444d 100644
--- a/packages/data-services/src/request/request/authorization/authorization.ts
+++ b/packages/data-services/src/request/request/authorization/authorization.ts
@@ -36,10 +36,23 @@ function getToken(): { accessToken: string; refreshToken: string } | null {
   }
 }
 
+function b64DecodeUnicode(str: string) {
+  // Going backwards: from byte stream, to percent-encoding, to original string.
+  return decodeURIComponent(
+    window
+      .atob(str)
+      .split('')
+      .map(function (c) {
+        return '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2);
+      })
+      .join('')
+  );
+}
+
 function parseAccessToken(token: string): AccessTokenMessage | null {
   try {
     const message: AccessTokenMessage = JSON.parse(
-      window.atob(token.split('.')[1])
+      b64DecodeUnicode(token.split('.')[1])
     );
     return message;
   } catch (error) {