[
    { "name": "is_demo", "count": 160 },
    { "name": "email", "count": 36 },
    { "name": "address", "count": 35 },
    { "name": "name", "count": 35 },
    { "name": "phone", "count": 35 },
    { "name": "$browser", "count": 1 },
    { "name": "$browser_version", "count": 1 },
    { "name": "$initial_referrer", "count": 1 },
    { "name": "$initial_referring_domain", "count": 1 },
    { "name": "$os", "count": 1 }
]