Thanks for using Syncfusion Products.
We created a sample based on your code snippet. The BatchURL is will be fired while saving the data and we were unable to reproduce the issue. Could you be able to explain in which scenario the issue is reproduced?
For your convenience we have created a sample and sample can be downloaded from the below link:
Sample Link : http://www.syncfusion.com/downloads/support/forum/118838/Sample1961853203.zip
Please try the attached sample and still if you face same issue, please get back to us with a sample/ modify the provided sample as issue reproducible sample. It will be helpful to provide a better solution.
Please let us know if you have any further assistance.
Prasanna Kumar N.S.V