Column Names in UserInformationList

{
    //etc..
    "Title": "Sanjay Chauhan",
    "Account": "dm\\sanjayc",
    "WorkEMail": "sanjay.chauhan@domain.com",
    "MobilePhone": null,
    "AboutMe": null,
    "SIPAddress": "sanjay.chauhan@domain.com",    "IsSiteAdmin": true,
    "Deleted": false,
    "Picture": null,
    "Department": "3.14",
    "Title0": "Programmer Analyst",
    "FirstName": null,
    "LastName": null,
    "WorkPhone": null,
    "UserName": "rkauche",
    "WebSite": null,
    "AskMeAbout": "SQL Server, Windows Server, Silverlight, C#, PowerShell",
    "Office": null,
    "Id": 1,
    "ContentType": "Person",
    //etc...
}