Subclass of ConnectApi.MessageSegment.
| Property Name | Type | Description | Available Version |
|---|---|---|---|
| altText | String | Alternative text for the segment, if available. | 45.0 |
| htmlTag | String | The HTML tag for this markup. | 35.0 |
| markupType | ConnectApi.MarkupType | Type of rich text markup.
|
35.0 |
| url | String | URL to the segment, if available. | 45.0 |