Home > @runlightyear/slack > HeaderBlock
Signature:Required Properties
| Property | Modifiers | Type | Description |
|---|
| text | | PlainTextObject | The text for the block, in the form of a plain_text text object. Maximum length for the text in this field is 150 characters. |
| type | | "header" | |
Optional Properties
| Property | Modifiers | Type | Description |
|---|
| blockId? | | string | A string acting as a unique identifier for a block. If not specified, one will be generated. Maximum length for this field is 255 characters. block_id should be unique for each message and each iteration of a message. If a message is updated, use a new block_id. |