| Name | Description | Type | Additional information |
|---|---|---|---|
| classid | integer |
None. |
|
| sectionid | integer |
None. |
|
| teacherid | integer |
None. |
|
| date | date |
None. |
|
| work | string |
None. |
|
| msgtype | string |
None. |
|
| content | string |
None. |