updatingNicRules.json

{
  "$schema": "http://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "nicName": {
      "type": "string",
      "metadata": {
        "description": "Specifies the NIC whose inbound rules are to be updated."
      }
    },
    "lbBapId": {
      "type": "string",
      "metadata": {
        "description": "Specifies the id of the load balancer's back end address pool."
      }
    },
    "privateIp": {
      "type": "string",
      "metadata": {
        "description": "Specifies the NIC's private IP."
      }
    },
    "subnetId": {
      "type": "string",
      "metadata": {
        "description": "Specifies the id of the subnet the machine is connected to."
      }
    },
    "location": {
      "type": "string",
      "defaultValue": "[resourcegroup().location]",
      "metadata": {
        "description": "Specifies the Location for the deployment."
      }
    },
    "rules": {
      "type": "array",
      "metadata": {
        "description": "Specifies a list of inbound NAT rules to apply to the NIC."
      }
    }
  },
  "resources": [
    {
      "apiVersion": "2015-06-15",
      "type": "Microsoft.Network/networkInterfaces",
      "name": "[parameters('nicName')]",
      "location": "[parameters('location')]",
      "properties": {
        "ipConfigurations": [
          {
            "name": "ipconfig",
            "properties": {
              "privateIPAllocationMethod": "Static",
              "privateIPAddress": "[parameters('privateIp')]",
              "subnet": {
                "id": "[parameters('subnetId')]"
              },
              "loadBalancerBackendAddressPools": [
                {
                  "id": "[parameters('lbBapId')]"
                }
              ],
              "loadBalancerInboundNatRules": "[parameters('rules')]"
            }
          }
        ]
      }
    }
  ]
}