Mögliche Aufzählungswerte:
| Name | Value | Description |
|---|---|---|
| UNKNOWN |
0 |
|
| AUTOREPLY |
1 |
|
| OUT_OF_OFFICE |
2 |
|
| REPLY |
3 |
|
| BOUNCE |
4 |
|
| SPAM |
5 |
|
| TODO |
6 |