API Version 1

parseResponse({
    "data": [
        "kumyoung",
        "tj",
        "dam",
        "joysound"
    ]
});

<?xml version="1.0" encoding="UTF-8"?>
<response>
    <item>kumyoung</item>
    <item>tj</item>
    <item>dam</item>
    <item>joysound</item>
</response>