@Override
    public void listApiVersions(String organizationId, String apiId, int page, int pageSize, @Suspended AsyncResponse response)
            throws NotAuthorizedException {
        getEngine().getRegistry().listApiVersions(organizationId, apiId, page, pageSize, handlerWithResult(response));
    }
@see IApiResource#getApiEndpoint(java.lang.String, java.lang.String, java.lang.String)
gateway/api/rest-impl/src/main/java/io/apiman/gateway/api/rest/impl/ApiResourceImpl.java