add custom property to include missing property and update cmdlet

src/CosmosDB/CosmosDB.Management.Sdk/Custom/Models/ServiceResourceCreateUpdateProperties.cs

@@ -0,0 +1,29 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License. See License.txt in the project root for license information.
+// Code generated by Microsoft (R) AutoRest Code Generator.
+// Changes may cause incorrect behavior and will be lost if the code is regenerated.
+
+namespace Microsoft.Azure.Management.CosmosDB.Models
+{
+    using System.Linq;
+
+    /// <summary>
+    /// Properties in ServiceResourceCreateUpdateParameters.
+    /// </summary>
+    public partial class ServiceResourceCreateUpdateProperties
+    {
+        public ServiceResourceCreateUpdateProperties(string instanceSize = default(string), int? instanceCount = default(int?), string serviceType = default(string))
+
+        {
+            this.InstanceSize = instanceSize;
+            this.InstanceCount = instanceCount;
+            this.ServiceType = serviceType;
+            CustomInit();
+        }
+
+        /// <summary>
+        /// Gets or sets serviceType for the service. Possible values include: &#39;SqlDedicatedGateway&#39;, &#39;DataTransfer&#39;, &#39;GraphAPICompute&#39;, &#39;MaterializedViewsBuilder&#39;
+        /// </summary>
+        public string ServiceType { get; set; }
+    }
+}

src/CosmosDB/CosmosDB/Service/NewAzCosmosDBService.cs

@@ -60,9 +60,11 @@ public override void ExecuteCmdlet()
                 ResourceGroupName = resourceIdentifier.ResourceGroupName;
             }
 
-            ServiceResourceCreateUpdateParameters parameters = new ServiceResourceCreateUpdateParameters(
+            ServiceResourceCreateUpdateProperties properties = new ServiceResourceCreateUpdateProperties(
                 instanceSize: InstanceSize, instanceCount: InstanceCount, serviceType: ServiceType.SqlDedicatedGateway);
 
+            ServiceResourceCreateUpdateParameters parameters = new ServiceResourceCreateUpdateParameters(properties);
+
             ServiceResource serviceResults = CosmosDBManagementClient.Service.CreateWithHttpMessagesAsync(ResourceGroupName, AccountName, ServiceName, parameters).GetAwaiter().GetResult().Body;
             WriteObject(new PSServiceGetResults(serviceResults));