{
  "lexicon": 1,
  "id": "app.twi.post",
  "defs": {
    "main": {
      "type": "record",
      "key": "tid",
      "record": {
        "type": "object",
        "required": ["text", "createdAt"],
        "properties": {
          "text": {
            "type": "string",
            "maxLength": 160,
            "maxGraphemes": 160,
            "description": "Post body. Capped at 160 characters (oldschool Twitter)."
          },
          "createdAt": {
            "type": "datetime",
            "description": "Client-supplied ISO-8601 timestamp; PDS may rewrite."
          },
          "reply": {
            "type": "ref",
            "ref": "app.bsky.feed.post#replyRef"
          },
          "embed": {
            "type": "union",
            "refs": [
              "app.bsky.embed.images",
              "app.bsky.embed.external",
              "app.bsky.embed.record",
              "app.bsky.embed.recordWithMedia"
            ]
          },
          "langs": {
            "type": "array",
            "items": { "type": "string", "format": "language" }
          }
        }
      }
    }
  }
}