Create new tax rates

{
  "type": "object",
  "required": [
    "taxRates"
  ],
  "properties": {
    "taxRates": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "label",
          "uuid"
        ],
        "properties": {
          "default": {
            "type": "boolean"
          },
          "label": {
            "type": "string"
          },
          "percentage": {
            "type": "number"
          },
          "uuid": {
            "type": "string",
            "format": "uuid"
          }
        }
      }
    }
  }
}