at.margin.collectionItem

{
  "id": "at.margin.collectionItem",
  "defs": {
    "main": {
      "key": "tid",
      "type": "record",
      "record": {
        "type": "object",
        "required": [
          "collection",
          "annotation",
          "createdAt"
        ],
        "properties": {
          "position": {
            "type": "integer",
            "minimum": 0,
            "description": "Sort order within the collection"
          },
          "createdAt": {
            "type": "string",
            "format": "datetime"
          },
          "annotation": {
            "type": "string",
            "format": "at-uri",
            "description": "AT URI of the annotation, highlight, or bookmark"
          },
          "collection": {
            "type": "string",
            "format": "at-uri",
            "description": "AT URI of the collection"
          }
        }
      },
      "description": "Associates an annotation with a collection"
    }
  },
  "$type": "com.atproto.lexicon.schema",
  "lexicon": 1,
  "description": "An item in a collection (links annotation to collection)"
}