The API provides bulk delivery of getting all active products in the US market in the last 52 weeks. Any products that are new or whose characteristics have been modified in the last 1 week, 4 weeks, and 13 weeks need to be captured as a delta during the weekly data reload/refresh, and delta list can be delivered by the API as well. The API can also filter the products by Category. In addition, if given a 12-digit UPC, the API should fetch the associated list of characteristics.
GET
https://api.developer.nielsen.com/NLSNAPI/prodRef/v1/allCategories
GET
https://api.developer.nielsen.com/NLSNAPI/prodRef/v1/allProducts
GET
https://api.developer.nielsen.com/NLSNAPI/prodRef/v1/products/{upc}
GET
https://api.developer.nielsen.com/NLSNAPI/prodRef/v1/updateProducts