For EventSubscription, the format of the payload is custom for each specific notification.

interface EventSubscription {
    resourceTypeId: EventSubscriptionResourceTypeId;
    types?: EventType[];
}

Properties

Unique identifier for the type of resource, for example, import-api.

types?: EventType[]

Must contain valid event types for the resource. For example, for resource type import-api the event type ImportContainerCreated is valid. If no types are given, the Subscription will receive all events for this resource.