title: Escape character formatting in graphql query
body: <p>need help in formatting a graphql mutation in java code. In postman it looks like this-&gt;.<a href="https://i.stack.imgur.com/m6ys9.png" rel="nofollow noreferrer">postman</a>
  and what I have tried is-&gt; <a href="https://i.stack.imgur.com/7mhYi.png" rel="nofollow noreferrer">my code</a> and the error I am getting is--&gt; <a href="https://i.stack.imgur.com/8dolL.png" rel="nofollow noreferrer">error I am getting</a>. Thanks in advance :-)</p>