task/user_cold_start/goodreads/tasks/task_16.json

{
  "type": "recommendation",
  "candidate_category": "book",
  "user_id": "2702f33fb1d3e896c32ab7e92cc989e1",
  "candidate_list": [
    "29387623",
    "29839571",
    "8873418",
    "22676115",
    "20692962",
    "23299062",
    "166579",
    "1353614",
    "24222789",
    "13540464",
    "2534399",
    "21315746",
    "3526055",
    "11946938",
    "13414943",
    "25102928",
    "6671",
    "30002513",
    "9944647",
    "1532880"
  ],
  "loc": [
    -1,
    -1
  ]
}