title: I want to manipulate the file in MarkLogic using Python
body: <pre><code>declareUpdate();
  
  //get Docs
  myDoc = cts.doc("/heal/scripts/Test.json").toObject();
  
  //add Data
  myDoc.prescribedPlayer =
    [
      {
        "default": "http://www.youtube.com/watch?vu003dhYB0mn5zh2c"
      }
    ]
  
  //persist
  xdmp.documentInsert("/heal/scripts/Test.json",myDoc,null,"scripts")
  </code></pre>