(Optional) If you provide a FileSystemId, EFS returns all access points for that file system; mutually exclusive with AccessPointId.
(Optional) When retrieving all access points for a file system,
you can optionally specify the MaxItems parameter to limit the number of objects returned in a response.
The default value is 100.
NextToken is present if the response is paginated. You can use
NextMarker in the subsequent request to fetch the next page of access point descriptions.
(Optional) Specifies an EFS access point to describe in the response; mutually exclusive with
FileSystemId.