json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "title": "dckrsub",
      "description": "dckrmgr subfolders description",
      "type": "array",
      "items": {
          "type": "object",
          "properties": {
              "folder": {
                  "type": "string"
              }
          },
          "additionalProperties": false
      },
      "_uniqueItems": true
  }