task/item_cold_start/amazon/tasks/task_20.json

{
  "type": "recommendation",
  "candidate_category": "product",
  "user_id": "AESJRRYLN6CWL2FCTLOUO6VOVORA",
  "candidate_list": [
    "B01ARHWFEO",
    "B09Y2S7J9Q",
    "B08C59J7FP",
    "B00EZ5KUKG",
    "B07DXCDZNX",
    "B0BJKJ2F89",
    "B075SM8J57",
    "B01NAZCG8N",
    "B07SCHSJQ8",
    "B001EYUOL6",
    "B08HLLPW6V",
    "B01MS8Q1SQ",
    "B0BJ6CXCHR",
    "B001E67NG8",
    "B00009WAVB",
    "B09PZVDDQY",
    "B003USDT66",
    "B01CK9PDQY",
    "B003VT3FJ0",
    "B095LK5V2B"
  ],
  "loc": [
    -1,
    -1
  ]
}