CreateDiskFromDiskRestorePoint.json

{
    "$schema": "http://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
    "contentVersion": "1.0.0.0",
    "parameters": {
        "DiskName": {
            "type": "string",
            "defaultValue": "<DiskName>"
        },
        "DiskRestorePointResourceId": {
            "type": "string",
            "defaultValue": "/subscriptions/<SubscriptionID>/resourceGroups/<ResourceGroupName>/providers/Microsoft.Compute/restorePointCollections/<RestorePointCollectionName>/restorePoints/<RestorePointName>/diskRestorePoints/<DiskRestorePointName>"
        }
    },
    "resources": [{
            "type": "Microsoft.Compute/disks",
            "apiVersion": "2020-12-01",
            "name": "[parameters('DiskName')]",
            "location": "[resourceGroup().location]",
            "properties": {
                "creationData": {
                    "createOption": "Restore",
                    "sourceResourceId": "[parameters('DiskRestorePointResourceId')]"
                }
            }
        }
    ]
}