kwin/examples/quick-script/package/metadata.json

{
    "KPackageStructure": "KWin/Script",
    "KPlugin": {
        "Authors": [
            {
                "Email": "user@example.com",
                "Name": "Your Name"
            }
        ],
        "Description": "An example QtQuick script",
        "EnabledByDefault": false,
        "Icon": "preferences-system-windows-script-test",
        "Id": "quick-script",
        "License": "MIT",
        "Name": "Quick Script"
    },
    "X-Plasma-API": "declarativescript"
}