Create a VM from a Windows Image with 4 Empty Data Disks
{"type": "microsoft.compute/availabilitysets", "location": "[parameters('location')]", "apiversion": "2020-12-01", "name": "[concat(parameters('appprefix'),"_as')]", "sku": {"name": "aligned"}, "properties": {"platformfaultdomaincount": 2, "platformupdatedomaincount": 5}} 