task/item_cold_start/goodreads/tasks/task_28.json

{
  "type": "recommendation",
  "candidate_category": "book",
  "user_id": "520534fe4762cd8160d019417d89daf0",
  "candidate_list": [
    "24880134",
    "12054127",
    "21025216",
    "6402466",
    "22340835",
    "22737698",
    "10769750",
    "24762545",
    "7696256",
    "81085",
    "14431165",
    "11458111",
    "2997584",
    "23309790",
    "1720257",
    "90395",
    "6764231",
    "28148070",
    "24421345",
    "28404936"
  ],
  "loc": [
    -1,
    -1
  ]
}