{
  "type": "recommendation",
  "candidate_category": "product",
  "user_id": "AF535D6LQHK4GAU2D5CLZZR6ZJRA",
  "candidate_list": [
    "B00020LZAW",
    "B00KZQ1VXY",
    "B00AQ2BLI2",
    "B0BKH3WPWP",
    "B00178KN5G",
    "B0837616PW",
    "B076FG5WX1",
    "B07SKCTF5X",
    "B007OVHW90",
    "B00DHVAQ9O",
    "B07PVLKSYV",
    "B0002H09OI",
    "B0BY26PZ2G",
    "B0096D677M",
    "B071KJ8R9Q",
    "B001DO5BWY",
    "B017K1D9SG",
    "B00MFD9DH6",
    "B001MIZNEC",
    "B0089OWWV4"
  ],
  "loc": [
    -1,
    -1
  ]
}