{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/AnnotationURLCitation",
  "title": "AnnotationURLCitation",
  "properties": {
    "end_index": {
      "type": "integer",
      "title": "End Index"
    },
    "start_index": {
      "type": "integer",
      "title": "Start Index"
    },
    "title": {
      "type": "string",
      "title": "Title"
    },
    "url": {
      "type": "string",
      "title": "Url"
    }
  },
  "additionalProperties": true,
  "type": "object",
  "required": [
    "end_index",
    "start_index",
    "title",
    "url"
  ],
  "description": "A URL citation when using web search."
}