Add basic application framework and example application to show interaction between events an NBI

Depends on:

• !340 (merged)
• !344 (merged)
• !349 (merged)
• !342 (merged)

applications/example-application/app.go

@@ -52,7 +52,7 @@ func (a *Application) Run() {
 }
 
 func (a *Application) callback(event *event.Event) {
-	fmt.Printf("Event Callback: %+v", event)
+	fmt.Printf("Event Callback: %+v \n", event)
 
 	ctx := context.Background()
 	userService := rbac.NewUserServiceClient(a.grpcClientConn)
@@ -60,6 +60,7 @@ func (a *Application) callback(event *event.Event) {
 	request := &rbac.GetUserRequest{
 		Timestamp: time.Now().UnixNano(),
 		Name:      event.ID.String(),
+		Uuid:      event.EntityID.String(),
 	}
 
 	response, err := userService.GetUser(ctx, request)
@@ -69,7 +70,7 @@ func (a *Application) callback(event *event.Event) {
 	}
 
 	fmt.Printf("ID: %v, Name: %v \n", response.User.Id, response.User.Name)
-	// for key, elem := range resp.User.Roles {
-	//     log.Infof("Role on PND: %v %v \n", key, elem)
-	// }
+	for key, elem := range response.User.Roles {
+		fmt.Printf("Role on PND: %v %v \n", key, elem)
+	}
 }