How can i retrive the data of changes made by user in gaant chart ui into my react code please provide the detailed snippet using function component

Please provide the detailed react snippet with the use of functional component to track the changes done by user in gaant chart UI , which can track all the changes be it edit , add , date change or addition made my user so that i can just send that data back to backend as i am doing the poc for the company after poc we are willing to purcahse the product.

Please check this article: ;
If you use Gantt.createDataProcessor method in the way described there, you’ll get a callback for user-made changes.
Please, don’t duplicate your questions in multiples sources.