| Name | Type | Description | Notes |
|---|---|---|---|
| topic_tag | string | Topic tag for post categorization and discoverability on Threads. Must be 1-50 characters, cannot contain periods (.) or ampersands (&). Overrides auto-extraction from content hashtags when provided. | [optional] |
| thread_items | \Late\Model\TwitterPlatformDataThreadItemsInner[] | Complete sequence of posts in a Threads thread. The first item becomes the root post, subsequent items are chained as replies. When threadItems is provided, the top-level content field is used only for display and search purposes, it is NOT published. You must include your first post as threadItems[0]. | [optional] |