task/short_term/goodreads/tasks/task_50.json

{
    "type": "recommendation",
    "user_id": "806483fde2745285a7e37e3f46396baf",
    "candidate_category": "book",
    "candidate_list": [
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        "4675265",
        "972346",
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        "6744142",
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        "18293439",
        "26114565",
        "555581",
        "1928689",
        "314266",
        "13644223",
        "1421287",
        "3444587",
        "11990648"
    ],
    "loc": [
        -1,
        -1
    ],
    "data type": "real"
}