This page lists examples of the payloads that will be sent to registered transactional email webhooks. The webhook payloads may differ based on the event that triggered it, or whether certain settings have been enabled.
The webhook event type can be one of:
The setting field_set can be set to legacy on a webhook to format the webhook payload to match the legacy transactional email callback payloads. With this setting, if the include_html field was set to true, will send the transactional email’s body HTML as part of the webhook payload.