URL of the attachment's content (e.g., file, webpage, online resource).
titlestring
Required
Title for the attachment.
issue_idstring
Required
Identifier of the existing Linear issue to which the attachment will be added. Accepts either UUID format (e.g., '590a1127-f98b-49fc-ba74-2df8751c089e') or issue key format (e.g., 'GHO-300', 'ENG-123').
subtitlestring
Optional subtitle or short description for the attachment.
Observable output
data
Required
Data from the action execution
errorstring
Error if any occurred during the execution of the action
successfulboolean
Required
Whether or not the action execution was successful or not