{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "additionalProperties": false,
  "required": [],
  "properties": {
    "hex": {
      "type": "hex",
      "description": "One of `hex` or `string` must be specified: `hex` can be any hex data"
    },
    "string": {
      "type": "string",
      "description": "One of `hex` or `string` must be specified: `string` is a UTF-8 string interpreted literally"
    }
  }
}