JavaScript Find object in array within array, update its properties and save

[scruser89]

Hello,
I want to find specific object from "Columns" array which is within "Table" array.
I find im by ==> ShecudleId = 22

Here is the link to jsfiddle https://jsfiddle.net/t27rmc3v/3/

I tried reduce and map functions, but obviosly I dont have such set of skill 🙂