VAT Rules [API]
| Description | List available VAT Rules | 
| Action | GET | 
| URL | <your URL here>/api/vat_rules | 
| Sample request parameters | (empty – no data required) | 
| Sample Successful Response | [
  {
    "id": 1,
    "vat_class": {
      "id": 1,
      "name": "Sales Tax applicable",
      "is_default": true
    },
    "vat_rate": {
      "id": 1,
      "name": "Tax Rate",
      "rate": "20.0"
    },
    "vat_group": {
      "id": 1,
      "name": "Sales Tax GB"
    },
    "integration_ref": "GB_STANDARD"
  },
  {
    "id": 2,
    "vat_class": {
      "id": 1,
      "name": "Sales Tax applicable",
      "is_default": true
    },
    "vat_rate": {
      "id": 2,
      "name": "Zero Tax",
      "rate": "0.0"
    },
    "vat_group": {
      "id": 2,
      "name": "No Sales Tax"
    },
    "integration_ref": "GB_ZERO"
  }
]
		 | 
| Description | Create VAT Rule | 
| Action | POST | 
| URL | <your URL here>/api/vat_rules | 
| Sample request parameters | {"vat_class_id":"1","vat_group_id":"2","vat_rate_id":"2"}
		 | 
| Sample Successful Response | {
  "id": 3,
  "vat_class": {
    "id": 1,
    "name": "Sales Tax applicable",
    "is_default": true
  },
  "vat_rate": {
    "id": 2,
    "name": "Zero Tax",
    "rate": "0.0"
  },
  "vat_group": {
    "id": 2,
    "name": "No Sales Tax"
  },
  "integration_ref": null
}
		 | 
| Description | Update VAT rule | 
| Action | PATCH/PUT | 
| URL | <your URL here>/api/vat_rates/<id of VAT rule> | 
| Sample request parameters | {"vat_class_id":"1","vat_group_id":"3","vat_rate_id":"2"}
		 | 
| Sample Successful Response | {
  "id": 3,
  "vat_class": {
    "id": 1,
    "name": "Sales Tax applicable",
    "is_default": true
  },
  "vat_rate": {
    "id": 2,
    "name": "Zero Tax",
    "rate": "0.0"
  },
  "vat_group": {
    "id": 3,
    "name": "Group 3"
  },
  "integration_ref": null
}
		 | 
