Request body

Json

{
  "cand_set_size" : 1000,
  "fields_to_return" : [ "_id" ],
  "filter" : {
    "$gte" : {
      "price" : 200
    }
  },
  "from" : 0,
  "k" : 3,
  "product_field" : "product_id",
  "query_record" : {
    "_url" : "http://mydomain.com/my-image.png"
  }
}