Amazon Product Advertising API Developer's Manual page 310

Product Advertising API Developer Guide
Response Element
Height
HelpfulVotes
HMAC
IFrameURL
Image
IsAdultProduct
IsAutographed
ISBN
IsCategoryRoot
IsEligibleForSuperSaverShipping
IsEligibleForTradeIn
Response Elements
Definition
Height of an item, package, or image.
Ancestry: ImageSets/ImageSet/LargeImage
ImageSets/ImageSet/MediumImage
ImageSets/ImageSet/SmallImage ImageSets/ImageSet/TinyImaget
ImageSets/ImageSet/SwatchImage/Height
The number of customers who felt that the review was helpful.
Ancestry: CustomerReviews/Review/HelpfulVotes
Hash-Based Message Authentication Code (HMAC) is a keyed hash
function that is used with a cryptographic hash function such as
SHA256 or MD5 that cannot be computed without the key. The
HMAC is used to identify and secure a cart. Each cart operation
must include this value.
Ancestry: Cart
URL to an iframe that contains customer reviews.
To embed the iframe on a web page, add the following to your
HTML:
<iframe src="reviews_iframe_url" />
Note
The URL expires in 24 hours.
Ancestry: CustomerReviews
An image associated with a seller's item.
Ancestry: SellerListing/Image
Indicates if the product is considered to be for adults only.
Ancestry: ItemAttributes
Specifies whether or not the item is autographed.
Ancestry: ItemAttributes
ISBN number
Ancestry: ItemAttributes
Boolean value that specifies if the browse node is at the top of the
browse node tree.
Ancestry: BrowseNodes
Specifies whether the item is eligible for super saving shipping.
Ancestry: Offers/Offer/OfferListing
Specifies whether or not the item is eligible for trade-in.
Ancestry: ItemAttributes
API Version 2011-08-01
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