RecommendationEngineCodeType - Type declaration to be used by other schema. Identifies the engines that can be used to analyze proposed listing data. See the Developer's Guide for a list of recommendation engines that are currently operational.
(in) Listing Analyzer engine; Returns tips related to fields that a seller wants to specify in a listing.
(in) Reserved for internal or future use.
(in) Product Pricing engine. Returns average start and sold prices of completed items that were listed a specified product ID.
(out) Reserved for internal or future use.
(in) Suggested Attributes engine. Returns suggested attributes and catalog products (for Pre-filled Item Information) that have been used by other sellers who listed similar items in the same category.
(in) Custom Item Specifics engine. Returns the most popular names and values to use for custom Item Specifics based the requested category (and the Title, if specified).