| Name | Description | Type | Additional information |
|---|---|---|---|
| SessionId | integer |
None. |
|
| CancellationReasonId | integer |
None. |
|
| Message | string |
None. |
|
| EventSourceId | integer |
None. |
|
| CancelledEntries | integer |
None. |
|
| UnassignedEntries | integer |
None. |
|
| Session | PrescheduledClassSession |
None. |