CustomFieldsResponse

[
  {
    "id": "95b11417-f18f-457f-8804-68e361f9164f",
    "key": "An example name",
    "name": "An example name",
    "enabled": true,
    "required": true,
    "fieldType": "text",
    "validationRules": {
      "unique": true,
      "regex": "^0x",
      "validOptions": [
        {
          "label": "small"
        },
        {
          "label": "medium"
        },
        {
          "label": "large"
        }
      ],
      "checkboxText": "Agree to the terms and conditions"
    },
    "position": 123
  }
]