How to solve the problem with saving json field?

Question

Laravel

Structure:

Method with an error in Models\Product.php

The error itself:

The problem is with the attributes field, if you comment it out, everything is ok.
But at the same time, even if you set it to 1, for example, you still get the same error ...
Moreover, if you put this method in the controller, then everything works
Thank you.

Answer 1

attributes is used by laravel itself, change the field name.