A reference to the media for you product. Currently, only URLs are supported. You must specify a media identifier when you include media details for your product.
See the Field Index to learn which calls use mediaIdentifier.
mediaType ( see MediaType for possible values ) [1]
The kind of media used to describe your product. Currently, images are the only supported media type. You must specify a media type when you include media details for your product.
See the Field Index to learn which calls use mediaType.