[
    {
        "name": "Ian Roosevelt",
        "email": "ianroosevelt@example.com",
        "signup_date": "2000-10-14"
    },
    {
        "name": "Asya Taft",
        "email": null,
        "signup_date": "2011-4-13"
    },
    {
        "name": "Andrew Reagan",
        "email": null,
        "signup_date": "2004-1-28"
    },
    {
        "name": "Christina Reagan",
        "email": null,
        "signup_date": "2013-5-7"
    },
    {
        "name": "Elaine Adams",
        "email": "elaineadams@example.com",
        "signup_date": "2005-10-2"
    }
]