Defines an event subscription for a COM+ component. Identifier for the element. If the element is not a child of a ComPlusComponent element, this attribute should be provided with the id of a ComPlusComponent element representing the component the subscription is to be created for. Id of the subscription. If a value is not provided for this attribute, an id will be generated during installation. Name of the subscription. CLSID of the event class for the subscription. If a value for this attribute is not provided, a value for the PublisherID attribute must be provided. Publisher id for the subscription. If a value for this attribute is not provided, a value for the EventCLSID attribute must be provided.