task/user_cold_start/goodreads/tasks/task_2.json

{
  "type": "recommendation",
  "candidate_category": "book",
  "user_id": "0ac78236a4b1eda5f13661ce99833cdf",
  "candidate_list": [
    "271717",
    "565535",
    "10802565",
    "597641",
    "12749858",
    "13227480",
    "18079557",
    "26216873",
    "2651139",
    "8296400",
    "504734",
    "31430199",
    "1923323",
    "10664470",
    "16125596",
    "18178146",
    "25334680",
    "17257871",
    "6384181",
    "12149533"
  ],
  "loc": [
    -1,
    -1
  ]
}