2. I'm getting a full Object (but I dont know, if its the raw JSON-Object like above), but I am not able, to parse it, to get a list in html.
let $data := json:parse($input, map { 'format': 'xquery' })
return map:for-each($data, function($k, $v) {
$k || ': ' || string-join($v, ', ')
})