{
    "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
    "contentVersion": "1.0.0.0",
    "parameters": {
        "vnetName": {
            "type": "string"
        },
        "subnetName": {
            "type": "string"
        },
        "roleAssignmentName": {
            "type": "string"
        },
        "networkApiVersion": {
            "type": "string",
            "defaultValue": "2020-05-01"
        }
    },
    "variables": {
        "VNetAddressPrefix": "10.0.0.0/16",
        "SubnetAddressPrefix": "10.0.0.0/22"
    },
    "resources": [
        {
            "apiVersion": "[parameters('networkApiVersion')]",
            "type": "Microsoft.Network/virtualNetworks",
            "name": "[parameters('vnetName')]",
            "location": "[resourcegroup().location]",
            "properties": {
                "addressSpace": {
                    "addressPrefixes": [
                        "[variables('VNetAddressPrefix')]"
                    ]
                },
                "subnets": [
                    {
                        "name": "[parameters('subnetName')]",
                        "properties": {
                            "addressPrefix": "[variables('SubnetAddressPrefix')]"
                        }
                    }
                ]
            }
        },
        {
            "type": "Microsoft.Authorization/roleAssignments",
            "apiVersion": "2020-04-01-preview",
            "name": "[parameters('roleAssignmentName')]",
            "scope": "[concat('Microsoft.Network/virtualNetworks/', parameters('vnetName'), '/subnets/', parameters('subnetName'))]",
            "dependsOn": [
                "[concat('Microsoft.Network/virtualNetworks/', parameters('vnetName'))]"
            ],
            "properties": {
                "roleDefinitionId": "[concat('/subscriptions/', subscription().subscriptionId, '/providers/Microsoft.Authorization/roleDefinitions/', '4d97b98b-1d4f-4787-a291-c67834d212e7')]",
                "principalId": "00000000-0000-0000-0000-000000000000"
            }
        }
    ],
    "outputs": {
      "subnetId": {
          "value": "[reference(resourceId('Microsoft.Network/virtualNetworks', parameters('vnetName'))).subnets[0].id]",
          "type": "string"
      }
  }
}