task/user_cold_start/goodreads/tasks/task_29.json

{
  "type": "recommendation",
  "candidate_category": "book",
  "user_id": "47bf700cff10060ef8b1de0c29344902",
  "candidate_list": [
    "1609291",
    "30988153",
    "629412",
    "10420795",
    "4707481",
    "13838869",
    "821800",
    "6622370",
    "11746210",
    "22028529",
    "6671383",
    "25644711",
    "6883322",
    "2912739",
    "1554845",
    "22271777",
    "7096847",
    "18470344",
    "21299697",
    "25725324"
  ],
  "loc": [
    -1,
    -1
  ]
}