{
    "type": "recommendation",
    "user_id": "AFA6P3V4OR4TRN2M3DCRZNQSQK3A",
    "candidate_category": "product",
    "candidate_list": [
        "B09YXWNVBZ",
        "B006NXIH26",
        "B097Q9W8MW",
        "B0BKZ2GTTM",
        "B098815CMR",
        "B09B2KZJLW",
        "B001EYUTMA",
        "B00VX6JLYQ",
        "B0002CZVKK",
        "B004HD55UG",
        "B003GEJ5SK",
        "B00122OBH8",
        "B076PBCM2H",
        "B0044CSVYM",
        "B0B56RL3G7",
        "B009CVLCTQ",
        "B015TLEXQQ",
        "B00E5UHXDI",
        "B00Q53VLA4",
        "B079X22HMR"
    ],
    "loc": [
        -1,
        -1
    ],
    "data type": "real"
}