I have a JSON format webix datatable is not showing data for that format.

Here is my running snippet of code with a JSON

http://webix.com/snippet/2642391e

but if I change the JSON format then It is not showing the data into table.

Here is the snippet with JSON format which is not showing data into data table

http://webix.com/snippet/3f494ec5

please help me.

http://webix.com/snippet/8e1feef2