title: remove '\' from string api response aws lambda
body: <p>I am have AWS Lambda function where I am sending a string as my final response</p>
  
  <pre><code> let abc= `"phone_exist":"0","calls":"0","lastaction":"0"`
   callback(null,abc);
  </code></pre>
  
  <p><strong>Output: "\"phone_exist\":\"0\",\"calls\":\"0\",\"lastaction\":\"0\""</strong></p>
  
  <p>here I am unable to understand why "\" has been appended in my string.</p>
  
  <ol>
  <li>Can anyone explain me the reason behind this? </li>
  <li><p>Is their a way using which '\' can be removed so I can get in following form</p>
  
  <p><strong>"phone_exist"="1","calls"="2","lastaction"="3"</strong></p></li>
  </ol>