title: How to convert java.lang.String to json in groovy
body: <p>My java.lang.String is of form  </p>
  
  <pre><code> [[{"ABC":{"total":0,"failed":0,"skipped":0}}], [{"BCD": {"total":0,"failed":0,"skipped":0}}]]
  </code></pre>
  
  <p>How to convert this to json in groovy?</p>