task/item_cold_start/goodreads/tasks/task_2.json

{
  "type": "recommendation",
  "candidate_category": "book",
  "user_id": "0abbdc6dd66cbe4e52e9123f58a86e6e",
  "candidate_list": [
    "22001157",
    "25107454",
    "27999714",
    "1592288",
    "33918439",
    "404019",
    "13782044",
    "59988",
    "23300207",
    "912131",
    "18404354",
    "31330788",
    "1166728",
    "17804255",
    "31855857",
    "5954329",
    "3535760",
    "5971901",
    "18103706",
    "36391949"
  ],
  "loc": [
    -1,
    -1
  ]
}