External DocumentationTo learn more, visit the Slack documentation.
Parameters
| Parameter | Description |
|---|---|
| Channel ID | Channel containing the message to be updated. A channel ID can be found at the bottom of the channel’s details screen. |
| Message Blocks | A JSON-based array of structured blocks, presented as a URL-encoded string. If you don’t include this field, the message’s previous blocks will be retained. To remove previous blocks, include an empty array for this field. |
| Message Text | New text for the message, using the default formatting rules. It’s not required when presenting blocks or attachments. |
| Timestamp | Timestamp of the message to be updated. for example - ‘1234567890.123456’. |