{
  "$schema": "http://schema.management.azure.com/schemas/2015-01-01-preview/deploymentTemplate.json",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "vmSSName": {
      "type": "string"
    },
    "instanceCount": {
      "type": "int",
      "metadata": {
        "description": "Number of VM instances"
      }
    }
  },
  "resources": [
    {
      "type": "Microsoft.Compute/virtualMachineScaleSets",
      "apiVersion": "2017-03-30",
      "name": "[parameters('vmSSName')]",
      "location": "[resourceGroup().location]",
      "sku": {
        "name": "Standard_D1_v2",
        "tier": "Standard",
        "capacity": "[parameters('instanceCount')]"
      }
    }
  ]
}