task/item_cold_start/goodreads/tasks/task_38.json

{
  "type": "recommendation",
  "candidate_category": "book",
  "user_id": "6adeb8106edca9906f7829a589ba8c98",
  "candidate_list": [
    "27304148",
    "23398135",
    "17227422",
    "7880221",
    "16279696",
    "461269",
    "28166005",
    "450796",
    "3840785",
    "23778209",
    "168279",
    "948835",
    "2982374",
    "27414454",
    "474268",
    "32178643",
    "1055987",
    "1673889",
    "33285521",
    "17284359"
  ],
  "loc": [
    -1,
    -1
  ]
}  ]
}