Update README.md

Author: raghavs046

Specialized Areas/Fix scripts/Format JSON in String Fields/README.md

@@ -6,3 +6,11 @@
 1. Run this script as Fix Script.
 2. Replace the table name and encoded query as per your requirement.
 3. Replace the field to be formatted as per the table selected.
+
+**Before Formatting**
+<img width="956" height="371" alt="Before1" src="https://github.com/user-attachments/assets/1b35dfaf-d2ad-44c3-bbd2-d3198664073b" />
+
+**After Formatting**
+ <img width="950" height="382" alt="After" src="https://github.com/user-attachments/assets/c3a1c3c0-48bd-4d2f-9e27-fea0ed86004d" />
+
+JSON.stringify() documentation : https://www.geeksforgeeks.org/javascript/javascript-json-stringify-method/