使用clob可视化json格式的xml内容的问题

I am testing code to query a table, get the result as XML, convert it to JSON format, and display it on screen for testing. My problem is that, when showing the JSON in varchar format (with GetStringVal) it works ok, but if the result is extensive, I show it as Clob (with GetClobVal). In this case, the string shown includes the literal "& quot;" when it should include double quotes.I am testing code to query a table, get the res