title: How to transform xml data using datafactory pipeline
body: <p><strong>How do we save data inside of an XML payload to blob storage?</strong></p>
  
  <p><strong>input</strong></p>
  
  <pre><code>&lt;root&gt;
    &lt;alexIsAwesome&gt;yes he is&lt;/alexIsAwesome&gt;
    &lt;bytes&gt;sdfsdfjijOIJOISJDFQPWORPJkjsdlfkjlksdf==&lt;/bytes&gt;
  &lt;/root&gt;
  </code></pre>
  
  <p><strong>desired result</strong></p>
  
  <pre><code>&lt;root&gt;
    &lt;alexIsAwesome&gt;yes he is&lt;/alexIsAwesome&gt;
    &lt;bytes&gt;/blob/path/toSavedPayload&lt;/bytes&gt;
  &lt;/root&gt;
  </code></pre>
  
  <ol>
  <li>save bytes somewhere in blob</li>
  <li>replace bytes with URI of where bytes were saved</li>
  </ol>
  
  <p><strong>How do we use data factory to extract a node from XML and save it to blob?</strong></p>