Optional CollectionOptional FaceVersion numbers of the face detection models associated with the collections in the
array CollectionIds. For example, the value of FaceModelVersions[2]
is the version number for the face detection model used by the collection in
CollectionId[2].
Optional NextIf the result is truncated, the response provides a NextToken that you can
use in the subsequent request to fetch the next set of collection IDs.
An array of collection IDs.