| attachment_field_object | R Documentation | 
Create an attachment field object
attachment_field_object(title = NULL, value = NULL, short = NULL)
title | 
 Shown as a bold heading displayed in the field object. It cannot contain markup and will be escaped for you.  | 
value | 
 The text value displayed in the field object. It can be formatted as plain text, or with mrkdwn by using the mrkdwn_in option above.  | 
short | 
 Indicates whether the field object is short enough to be displayed side-by-side with other field objects. Defaults to false.  | 
An attachment field object
https://api.slack.com/reference/messaging/attachments#fields
Other Messaging: 
attachment_object(),
message_object()
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