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  "title" : "Image Request Identifiers"
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# Image Request Identifiers

Special values for the Live Photo request ID that are returned by asynchronous requests.

## Topics

### Constants

[`var PHLivePhotoRequestIDInvalid: PHLivePhotoRequestID`](/documentation/Photos/PHLivePhotoRequestIDInvalid)

The asynchronous Live Photo loading request cannot be canceled.


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