added changes attribute to CustomerUpdated event (#326)

* added changes attribute to CustomerUpdated event

* Update events.ts

---------

Co-authored-by: Ilya Merman <[email protected]>

Author: axshani

types/events.ts

@@ -233,6 +233,9 @@ export type CustomerCreated = BaseEvent & {
 
 export type CustomerUpdated = BaseEvent & {
     type: "customer.updated"
+    attributes:{
+        changes?: object
+    }
     relationships: {
         customer: Relationship
     }