---
title: CKSyncEngineStateSerialization
framework: cloudkit
role: symbol
role_heading: Class
path: cloudkit/cksyncenginestateserialization
---

# CKSyncEngineStateSerialization

An opaque object that contains the serialized representation of a sync engine’s current state.

## Declaration

```occ
@interface CKSyncEngineStateSerialization : NSObject
```

## Relationships

### Inherits From

- [NSObject](objectivec/nsobject-swift.class.md)

### Conforms To

- [NSSecureCoding](foundation/nssecurecoding.md)

## See Also

### Accessing the state

- [stateSerialization](cloudkit/cksyncenginestateupdateevent/stateserialization.md)