task/user_cold_start/goodreads/tasks/task_1.json

{
  "type": "recommendation",
  "candidate_category": "book",
  "user_id": "0a728a54897242518345309e4532e045",
  "candidate_list": [
    "28475310",
    "24067028",
    "193601",
    "437236",
    "23481494",
    "661627",
    "33233821",
    "363431",
    "24819519",
    "25806897",
    "3471086",
    "1306084",
    "18319644",
    "1108687",
    "3378547",
    "13592599",
    "8011483",
    "26854702",
    "34648534",
    "28467380"
  ],
  "loc": [
    -1,
    -1
  ]
}