> ## Documentation Index
> Fetch the complete documentation index at: https://devdocs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# VmUnassignmentStartedEventPayload

> VmUnassignmentStartedEventPayload 数据类型。

## 属性

| 名称                             | 类型                                                                            | 描述                 |
| :----------------------------- | :---------------------------------------------------------------------------- | :----------------- |
| AssignmentDurationMs           | double                                                                        | VM 已分配的持续时长（毫秒）。   |
| BillingAssignmentCorrelationId | String                                                                        | 计费分配的 GUID 字符串 ID。 |
| BuildId                        | String                                                                        | 构建的 GUID 字符串 ID。   |
| Region                         | [AzureRegion](/services/playfab/api-references/events/data-types/azureregion) | 构建区域。              |
| SessionId                      | String                                                                        | 会话的 GUID 字符串 ID。   |
| UnassignmentEventTimestamp     | DateTime                                                                      | 虚拟机开始取消分配的时间（UTC）。 |
| VmId                           | String                                                                        | 正在取消分配的虚拟机 ID。     |
| VmOs                           | String                                                                        | 虚拟机的操作系统。          |


## Related topics

- [vm_unassignment_started](/zh-CN/services/playfab/api-references/events/MultiplayerServers/vm-unassignment-started.md)
- [VmAssignedEventPayload](/zh-CN/services/playfab/api-references/events/data-types/vmassignedeventpayload.md)
- [VmUnhealthyEventPayload](/zh-CN/services/playfab/api-references/events/data-types/vmunhealthyeventpayload.md)
- [VmStateChangeEventPayload](/zh-CN/services/playfab/api-references/events/data-types/vmstatechangeeventpayload.md)
- [VmGameCertificatesDeployedEventPayload](/zh-CN/services/playfab/api-references/events/data-types/vmgamecertificatesdeployedeventpayload.md)