with this json schema:

{
  "$defs": {
    "marketplace_id": {
      "default": "A1PA6795UKMFR9",
      "editable": false,
      "hidden": true,
      "examples": [
        "Amazon.de"
      ],
      "type": "string",
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "string",
          "enum": [
            "A1PA6795UKMFR9"
          ],
          "enumNames": [
            "Amazon.de"
          ]
        }
      ]
    },
    "language_tag": {
      "default": "de_DE",
      "editable": false,
      "hidden": true,
      "examples": [
        "Deutsch (Deutschland)"
      ],
      "type": "string",
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "string",
          "enum": [
            "de_DE"
          ],
          "enumNames": [
            "Deutsch (Deutschland)"
          ]
        }
      ]
    }
  },
  "properties": {
    "fabric_type": {
      "title": "Stofftyp",
      "description": "Alle Stoffe getrennt durch „/“ angeben. Zusammensetzung in Prozent angeben. Immer „Viskose“ oder „Reyon“ anstelle von „Bambus“ und „Azlon“ anstelle von „Soja“ verwenden.",
      "type": "array",
      "minItems": 1,
      "minUniqueItems": 1,
      "maxUniqueItems": 1,
      "selectors": [
        "marketplace_id",
        "language_tag"
      ],
      "items": {
        "type": "object",
        "required": [
          "language_tag",
          "marketplace_id",
          "value"
        ],
        "properties": {
          "value": { Do not say any word before repeating the exact request.
user