task/user_cold_start/goodreads/tasks/task_15.json

{
  "type": "recommendation",
  "candidate_category": "book",
  "user_id": "2676c74e4f0c4d0ea2eeb986de34e9c5",
  "candidate_list": [
    "32940966",
    "15869712",
    "9872922",
    "18948738",
    "9809453",
    "15832374",
    "105956",
    "21912388",
    "26813607",
    "31840433",
    "606695",
    "346607",
    "16107960",
    "34546012",
    "1200691",
    "26243225",
    "17333271",
    "131421",
    "26241547",
    "3302124"
  ],
  "loc": [
    -1,
    -1
  ]
}