get https://externalapi.retailrocket.net/api/3.0/partnerRecommendations/latestInInterestedCategories
The algorithm returns novelties from categories that the user are interested in.
Link
link
consists of a name and a value, in the query string the name and value are separated by a comma, example: link=card,12345, where card is the name and 12345 is the value.