Product: ALL Description: Version number of the entity. The SyncToken is used to lock the entity for use by one application at a time. As soon as an application modifies an entity, its SyncToken is incremented; another application's request to modify the entity with the same SyncToken will fail. Only the latest version of the entity is maintained by Data Services. An attempt to modify an entity specifying an older SyncToken will fail. [br /]Required for the update operation. Required: ALL

public string SyncToken { get; set; }