Triggered when no delivery attempt was made because the recipient is suppressed.
The email was not sent because the recipient email address is on your suppression list. This prevents sending to addresses that have previously bounced or been marked as problematic.
When it’s sent: When an email is submitted for a suppressed recipient.
The event type
message.suppressed The webhook ID (the same ID as returned by the Create Webhook API)
When the event occurred (ISO 8601 format)
Webhook received successfully