"users" : {
    "userId1" : {
        "name" : "Alex",
        "email" : "alex@gmail.com",
        "phoneNumber" : "123456789"
    },
    "userId2" : {
        "name" : "Ben",
        "email" : "ben@gmail.com",
        "phoneNumber" : "223456789"

    },
    "userId3" : {
        "name" : "Charles",
        "email" : "charles@gmail.com",
        "phoneNumber" : "323456789"

    }
}