For any version, you can obtain it using
URI: https://zeticon.mediahaven.com/metadata/<version>/mhs/
XSD: https://zeticon.mediahaven.com/metadata/<version>/mhs.xsd
URI: https://zeticon.mediahaven.com/metadata/<version>/mh/
XSD: https://zeticon.mediahaven.com/metadata/<version>/mh.xsd
Under the metadata Family Dynamic
Namespaced tags are not allowed
Tags must not case-insensitively match a key from the MediaHaven Metadata Fields