DashboardTile
DashboardTile = (
ContextHubViewTile
| CurrentValueTile
| DraftContextHubViewTile
| DraftCurrentValueTile
| DraftGaugeTile
| DraftMonitorTile
| DraftTrendHubViewTile
| ExternalContentTile
| GaugeTile
| MonitorTile
| NotebookTile
| TextTile
| TrendHubViewTile
)