contactless-palmprint-sample/metadata_sample.json

[
  {
    "user_id": 1,
    "values": {
      "gender": "male",
      "ethnicity": "south_asian",
      "birth_year": 1981,
      "profession": "Freelancer",
      "device_model": "Redmi 9",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 2,
    "values": {
      "gender": "male",
      "ethnicity": "south_asian",
      "birth_year": 2007,
      "profession": "Students ",
      "device_model": "Motorola edge 60",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 3,
    "values": {
      "gender": "male",
      "ethnicity": "black",
      "birth_year": 1995,
      "profession": "Cyber security ",
      "device_model": "iphone xs max",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 4,
    "values": {
      "gender": "male",
      "ethnicity": "black",
      "birth_year": 2000,
      "profession": "student",
      "device_model": "Redmi 9",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 5,
    "values": {
      "gender": "male",
      "ethnicity": "caucasian",
      "birth_year": 1994,
      "profession": "Kitchen Chef",
      "device_model": "Xiaomi 14T",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 6,
    "values": {
      "gender": "male",
      "ethnicity": "black",
      "birth_year": 1993,
      "profession": "health and safety manager",
      "device_model": "android samsung",
      "right_left_handed": "left handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 7,
    "values": {
      "gender": "male",
      "ethnicity": "hispanic",
      "birth_year": 2003,
      "profession": "Agricultor",
      "device_model": "Samsung A35",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 8,
    "values": {
      "gender": "male",
      "ethnicity": "east_asian",
      "birth_year": 1997,
      "profession": "operator",
      "device_model": "onneplus 12",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 9,
    "values": {
      "gender": "male",
      "ethnicity": "arab_middle_eastern",
      "birth_year": 2007,
      "profession": "Engineer ",
      "device_model": "Oppo",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 10,
    "values": {
      "gender": "male",
      "ethnicity": "arab_middle_eastern",
      "birth_year": 1985,
      "profession": "Warehouse workers ",
      "device_model": "iPhone 15 pro max",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 11,
    "values": {
      "gender": "female",
      "ethnicity": "black",
      "birth_year": 2003,
      "profession": "Model",
      "device_model": "iPhone Xsmax ",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 12,
    "values": {
      "gender": "male",
      "ethnicity": "hispanic",
      "birth_year": 1990,
      "profession": "Desempleado",
      "device_model": "Motorola Moto g54 5G",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 13,
    "values": {
      "gender": "female",
      "ethnicity": "caucasian",
      "birth_year": 1975,
      "profession": "Climatologist",
      "device_model": "iPhone 15",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 14,
    "values": {
      "gender": "male",
      "ethnicity": "caucasian",
      "birth_year": 1992,
      "profession": "Cook",
      "device_model": "Tecno spark",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 15,
    "values": {
      "gender": "male",
      "ethnicity": "south_asian",
      "birth_year": 1994,
      "profession": "Full time employee ",
      "device_model": "Vivo z1 pro",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 16,
    "values": {
      "gender": "female",
      "ethnicity": "arab_middle_eastern",
      "birth_year": 1990,
      "profession": "IT",
      "device_model": "Samsung a73 ",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 17,
    "values": {
      "gender": "male",
      "ethnicity": "caucasian",
      "birth_year": 2002,
      "profession": "Freelancer",
      "device_model": "Iphone 15 pro max",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 18,
    "values": {
      "gender": "male",
      "ethnicity": "south_asian",
      "birth_year": 1985,
      "profession": "Self Employed online gig worker",
      "device_model": "Nothing phone 3a",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 19,
    "values": {
      "gender": "female",
      "ethnicity": "caucasian",
      "birth_year": 2001,
      "profession": "Teaching ",
      "device_model": "Redmi 10S ",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 20,
    "values": {
      "gender": "male",
      "ethnicity": "black",
      "birth_year": 1975,
      "profession": "Civil Servant ",
      "device_model": "Tecno Spark 40 ",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 21,
    "values": {
      "gender": "female",
      "ethnicity": "arab_middle_eastern",
      "birth_year": 1999,
      "profession": "Cachier",
      "device_model": "iPhone 11 Pro Max",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 22,
    "values": {
      "gender": "female",
      "ethnicity": "arab_middle_eastern",
      "birth_year": 1991,
      "profession": "Journalist",
      "device_model": "Huawei y6s",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 23,
    "values": {
      "gender": "female",
      "ethnicity": "caucasian",
      "birth_year": 1951,
      "profession": "At home",
      "device_model": "iPhone 15",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 24,
    "values": {
      "gender": "male",
      "ethnicity": "hispanic",
      "birth_year": 1992,
      "profession": "Office worker",
      "device_model": "iPhone 13",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 25,
    "values": {
      "gender": "male",
      "ethnicity": "arab_middle_eastern",
      "birth_year": 1986,
      "profession": "Manager ",
      "device_model": "iPhone 11",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 26,
    "values": {
      "gender": "female",
      "ethnicity": "black",
      "birth_year": 1989,
      "profession": "Teacher ",
      "device_model": "Redmi A5 ",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 27,
    "values": {
      "gender": "male",
      "ethnicity": "black",
      "birth_year": 2007,
      "profession": "student",
      "device_model": "Oppoa58",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 28,
    "values": {
      "gender": "male",
      "ethnicity": "south_asian",
      "birth_year": 1998,
      "profession": "Aspirant",
      "device_model": "Motorola g54 ",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 29,
    "values": {
      "gender": "female",
      "ethnicity": "black",
      "birth_year": 1997,
      "profession": "Banker",
      "device_model": "iPhone 13",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  },
  {
    "user_id": 30,
    "values": {
      "gender": "male",
      "ethnicity": "black",
      "birth_year": 2000,
      "profession": "Musician",
      "device_model": "Infinix",
      "right_left_handed": "right handed",
      "left_hand_back_cam_background_1": "left_hand_back_cam_1.jpg",
      "left_hand_back_cam_background_2": "left_hand_back_cam_2.jpg",
      "left_hand_back_cam_background_3": "left_hand_back_cam_3.jpg",
      "left_hand_front_cam_background_1": "left_hand_front_cam_1.jpg",
      "left_hand_front_cam_background_2": "left_hand_front_cam_2.jpg",
      "left_hand_front_cam_background_3": "left_hand_front_cam_3.jpg",
      "right_hand_back_cam_background_1": "right_hand_back_cam_1.jpg",
      "right_hand_back_cam_background_2": "right_hand_back_cam_2.jpg",
      "right_hand_back_cam_background_3": "right_hand_back_cam_3.jpg",
      "right_hand_front_cam_background_1": "right_hand_front_cam_1.jpg",
      "right_hand_front_cam_background_2": "right_hand_front_cam_2.jpg",
      "right_hand_front_cam_background_3": "right_hand_front_cam_3.jpg"
    }
  }
]