code: public static <L, S extends Session<L>> InventoryEvent<L, S> removed(
              EndpointService<L, S> service,
              ResourceManager<L> resourceManager,
              List<Resource<L>> removed) {
          return new InventoryEvent<>(service, resourceManager, Optional.empty(), new ArrayList<>(), removed);
      }
docs: Build an {@link InventoryEvent} for removed resources.
  
  @param service a service that provides details such as feed ID and endpoint information that helps
  identify the resources in the event, plus has methods that can be used to monitor
  the resources in the event.
  @param resourceManager the resources associated with the event
  @param removed list of removed resources