task/classic/goodreads/tasks/task_42.json

{
    "type": "recommendation",
    "user_id": "c7a493d6cbfb8e219ea98110cc43096a",
    "candidate_category": "book",
    "candidate_list": [
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        "2699034",
        "13226863",
        "1858212",
        "900546",
        "20910160",
        "32478893",
        "1752239",
        "31213699",
        "38991",
        "21469087",
        "17557451",
        "835032",
        "7944175",
        "21057223",
        "29386473",
        "6022403",
        "13580070",
        "32184021",
        "22147631"
    ],
    "loc": [
        -1,
        -1
    ],
    "data type": "real"
}