如何还原facets的搜索portlet配置json？

{
  "facets": [
    {
      "name": "category",
      "displayName": "Category",
      "fieldName": "category",
      "type": "checkbox",
      "sort": "count",
      "options": [
        {
          "value": "electronics",
          "displayName": "Electronics"
        },
        {
          "value": "clothing",
          "displayName": "Clothing"
        },
        {
          "value": "books",
          "displayName": "Books"
        }
      ]
    },
    {
      "name": "price",
      "displayName": "Price",
      "fieldName": "price",
      "type": "range",
      "sort": "value",
      "options": [
        {
          "min": 0,
          "max": 50,
          "displayName": "Under $50"
        },
        {
          "min": 50,
          "max": 100,
          "displayName": "$50 - $100"
        },
        {
          "min": 100,
          "max": 200,
          "displayName": "$100 - $200"
        }
      ]
    }
  ]
}