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# CloudKit.Subscription

A subscription, which is a persistent query on the server that tracks the creation, deletion, and modification of records.

```
dictionary CloudKit.Subscription {
	String subscriptionType;
	String subscriptionID;
	CloudKit.ZoneID zoneID;
	CloudKit.NotificationInfo notificationInfo;
	Boolean zoneWide;
	String[] firesOn;
	Boolean firesOnce;
	Query query;
};
```

## Overview

The `CloudKit.Subscription` dictionary is the same as the dictionary described in [Subscription Dictionary](https://developer.apple.com/library/archive/documentation/DataManagement/Conceptual/CloudKitWebServicesReference/Types.html#//apple_ref/doc/uid/TP40015240-CH3-SW12) in [CloudKit Web Services Reference](https://developer.apple.com/library/archive/documentation/DataManagement/Conceptual/CloudKitWebServicesReference/index.html#//apple_ref/doc/uid/TP40015240).

---

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