JwtDecode function for reading content of jwt token.

src/utils.js

@@ -7,7 +7,17 @@ const sortableSize = (string) => {
 
   const exponent = UNITS.indexOf(unit) * 3
 	return numStr * (Math.pow(10, exponent))
-}
+};
+
+const parseJwt = (token) => {
+    var base64Url = token.split('.')[1];
+    var base64 = base64Url.replace(/-/g, '+').replace(/_/g, '/');
+    var jsonPayload = decodeURIComponent(atob(base64).split('').map(function(c) {
+        return '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2);
+    }).join(''));
+
+    return JSON.parse(jsonPayload);
+};
 
 
-export { sortableSize }
+export { sortableSize, parseJwt }