You can use triggers to send Slack messages to individual users or channels. Inside the trigger, create a message object with these fields:
- to: A list of Slack users, channels and user groups.
- body: The text to be sent. The text may contain macros and newlines (\n).
The example sends a message to a Slack channel and a user.
attributes:
- name: send_update
type: button
label: Send Deal Update
trigger:
message:
to: "#sales-nyc, @june"
body: "Deal update:\n${body}"