Waveform

<?xml version="1.0"?>
<query>
    <userid><<id>></userid> <!-- required-->
    <userkey><<key>></userkey> <!-- required-->
    <action>[Action]</action> <!-- required-->
    <format>
        <output>waveform</output>
        <video_codec>png</video_codec>
        <width>500</width>
        <height>50</height>
        <color>FF0000</color>
        <factor>4</factor>
    </format>
</query>

{
    "query": {
        "userid": "<<id>>",
        "userkey": "<<key>>",
        "action": "[Action]",
        "format": {
            "output": "waveform",
            "video_codec": "png",
            "width": "500",
            "height": "50",
            "color": "FF0000",
            "factor": "4"
        }
    }
}