diff --git a/utils/constant.js b/utils/constant.js
new file mode 100644
index 0000000..56fd92c
--- /dev/null
+++ b/utils/constant.js
@@ -0,0 +1,9 @@
+const constant = {
+  avatar: 'user_avatar',
+  id: 'user_id',
+  name: 'user_name',
+  roles: 'user_roles',
+  permissions: 'user_permissions'
+ }
+
+ export default constant