Electric products metadata

Metadata attribute name	Relevance	Products count
amazonAsin	All products.	1 562 094
bisacCodes	Books, magazines and newspapers.	1 601 421

externalIds.amazonAsin

Amazon Standard Identification Number, string.

{
    "product": {
        "metadata": {
            "externalIds": {
                "amazonAsin": "AMAZONASIN",
                "bisacCodes": ["ANT024000"]
            }
        }
    }
}

externalIds.bisacCodes

BISAC codes of a book, a magazine or a newspaper, list of strings.