{
  "axes": {
    "colour": [
      "black",
      "white",
      "red",
      "green"
    ],
    "size": [
      "XS",
      "S",
      "M",
      "L",
      "XL"
    ],
    "material": [
      "cotton",
      "linen",
      "wool",
      "silk",
      "nylon",
      "blend"
    ],
    "sort": [
      "default",
      "price-up",
      "price-down",
      "new",
      "rating",
      "popular",
      "name",
      "relevance"
    ]
  },
  "approved": [
    "/chairs/?colour=black",
    "/chairs/?material=linen"
  ]
}