{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "BookList",
  "type": "object",
  "description": "Paginated wrapper around a page of Book results.",
  "properties": {
    "count": {
      "type": "integer",
      "description": "Total number of books matching the query across all pages."
    },
    "next": {
      "type": ["string", "null"],
      "description": "URL of the next page of results, or null if this is the last page."
    },
    "previous": {
      "type": ["string", "null"],
      "description": "URL of the previous page of results, or null if this is the first page."
    },
    "results": {
      "type": "array",
      "description": "Array of zero to thirty-two Book objects.",
      "items": { "$ref": "gutendex-book-schema.json" }
    }
  }
}