task/classic/goodreads/tasks/task_0.json

{
    "type": "recommendation",
    "user_id": "4cbecbc15af3db041a8e0f594c642bb5",
    "candidate_category": "book",
    "candidate_list": [
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        "1407583",
        "25165245",
        "6236679",
        "12148457",
        "28408589",
        "40835",
        "28695713",
        "6508166",
        "453638",
        "3746833",
        "27391555",
        "18288095",
        "6534132",
        "9007886",
        "7942488",
        "18895796",
        "30971733",
        "2295715",
        "31278575"
    ],
    "loc": [
        -1,
        -1
    ],
    "data type": "real"
}