| Name | Description | Type | Additional information |
|---|---|---|---|
| Recipients | MessageRecipients |
None. |
|
| Sender | MessageSender |
None. |
|
| Receiver | MessageReceiver |
None. |
|
| Generated | MessageGenerated |
None. |
|
| Subject | string |
None. |
|
| Period | MessagePeriod |
None. |