The Slack template editor in Siren allows you to create and manage messages for sending to Slack channels or users. You can customize your message with rich text, variables, and interactive elements.

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Message Content

1

Compose Message

Enter your message content in the ‘Message Content’ field. This is the main text that will be sent to the Slack channel or user.
2

Add Variables

Use the ’+ Insert Variable’ button to add dynamic content to your message. Variables will be replaced with actual values when the message is sent.
3

Add Attachments (Optional)

Click the ’+ Add Attachments’ button to include files with your message. For each attachment, provide:
  • File Name/Placeholder: The name of the file or a placeholder
  • Type: Select the file type from the dropdown (PDF, JPEG, DOCX, or CSV)
  • Content: The file content as a base64-encoded variable
The file content must be a variable containing a base64-encoded value of the file.
4

Add Buttons (Optional)

Click the ’+ Add Buttons’ button to include interactive buttons in your message. For each button, configure:
  • Text: The text to display on the button
  • Action ID: A unique identifier for the button’s action
  • Value: The value to send when the button is clicked
  • Style: Choose from these button styles:
    • Primary: For the primary action
    • Danger: For destructive actions
    • Plain: For secondary actions

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Variable Format

Use the following format for variables in your message: 
${workflow.input.data.variable_name}

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Best Practices

  • Keep messages clear and concise
  • Use variables for dynamic content
  • Test your template with different variable values
  • Preview your message before sending