{"@context":"https://schema.org","@type":"Property","@id":"https://schema.org/messageAttachment","rdfs:label":"messageAttachment","rdfs:comment":"A CreativeWork attached to the message.","schema:domainIncludes":[{"@id":"https://schema.org/Message"}],"schema:rangeIncludes":[{"@id":"https://schema.org/CreativeWork"}]}