gistfile1.txt

{
"tax_system": {
  "123456": {
    "id": 123456,
    "namespace": "tax_system",
    "rule_description": "this is a test rule",
    "predicates": [
      {
        "attribute_name": "Province",
        "operator": "eq",
        "type": "string",
        "value": "Ontario"
      },
      {
        "attribute_name": "City",
        "operator": "eq",
        "type": "string",
        "value": "Toronto"
      }
    ],
    "result": {
      "attribute_name": "tax_rate",
      "operator": "eq",
      "type": "string",
      "value": "35"
    }
  }
}
}