task/user_cold_start/goodreads/tasks/task_27.json

{
  "type": "recommendation",
  "candidate_category": "book",
  "user_id": "3f6998c86ca5367b083f093810951399",
  "candidate_list": [
    "1125366",
    "1382479",
    "8498177",
    "198054",
    "881528",
    "2383693",
    "23153594",
    "14553643",
    "34007968",
    "24885742",
    "673202",
    "8127",
    "18470435",
    "23164995",
    "2326426",
    "367242",
    "25810676",
    "1633168",
    "563778",
    "3226235"
  ],
  "loc": [
    -1,
    -1
  ]
}