title: Azure Cosmos Db document - want to use replacedocumentasync with a removed property in the document
body: <pre><code>// I am using code like below
  Document doc = client.CreateDocumentQuery&lt;Document&gt;(collectionLink)
                              .Where(r =&gt; r.Id == "doc id")    
                              .AsEnumerable()
                              .SingleOrDefault();
  
  doc.SetPropertyValue("MyProperty1", "updated value");
  Document updated = await client.ReplaceDocumentAsync(doc);
  </code></pre>
  
  <p><strong>Want to remove "MyProperty2" from the document. How to do this?</strong></p>