<div class="select-multiple" aria-invalid="true"><select class="select-multiple__select" multiple="multiple" data-trigger="data-trigger" id="test" name="test" required="required">
    <option value="">Bitte auswählen</option>
    <option value="option1">Option 1</option>
    <option value="option2">Option 2</option>
    <option value="option3">Option 3</option>
    <option value="option4">Option 4</option>
    <option value="option5">Option 5</option>
  </select></div>

{
  "pleaseSelectText": "Bitte auswählen",
  "id": "test",
  "name": "test",
  "options": [
    {
      "text": "Option 1",
      "value": "option1"
    },
    {
      "text": "Option 2",
      "value": "option2"
    },
    {
      "text": "Option 3",
      "value": "option3"
    },
    {
      "text": "Option 4",
      "value": "option4"
    },
    {
      "text": "Option 5",
      "value": "option5"
    }
  ],
  "invalid": true,
  "required": true
}