Post message (quick) - Message Attachments

Slack icon

The table below shows additional fields related to the Message Attachments field in the Post message (quick) action

Message Attachments

Field

Subfields

Data type

Required?

Fallback - A plain-text summary of the attachment

Warning  This text will be used in clients that don't show formatted text

 

String

 

Author link - A valid URL that creates a hyperlink on the author name

Warning  Requires an author name to be present

 

String

 

Author icon - A valid URL that displays a small 16x16px image to the left of the author name text

Warning  Requires an author name to be present

 

String

 

Thumbnail URL - A valid URL to an image file that will be displayed as a thumbnail on the right side of a message attachment

 

URL

 

Image URL - A valid URL to an image file that will be displayed inside a message attachment

 

URL

 

Fields - Fields to include in the message

Short - An optional flag indicating whether the value is short enough to be displayed side-by-side with other values

Boolean

 

Field title - Title of the field

String

 

Field value - Value of the field

String

 

Title link - Hyperlink of the title

 

String

 

Color - Like traffic signals, color-coding messages can quickly communicate intent and help separate them from the flow of other messages in the timeline

 

String

 

Text - Main text in a message attachment

 

String

Checkmark icon, required field

Pretext - Optional text that appears above the message attachment block

 

String

 

Footer icon - Render a small icon beside your footer

 

URL

 

Author name - Small text used to display the author's name

 

String

 

Footer - Some brief text to help contextualize and identify an attachment

 

String

 

Title - Title is displayed as large, bold text near the top of a message attachment

 

String