Media products metadata

Media products metadata, relevant for digital or physical books, newspapers, magazines, music and sound recordings.

media.publicationYear

Media product publication or release year, integer. In case of re-issues that use the same barcode, this is the year of the first publication. For on-demand publications, this is the year of the original publication.

{
    "product": {
        "metadata": {
            "media": {
                "publicationYear": 1990
            }
        }
    }
}