frontend/controllers/NewController.php

<?php
namespace frontend\controllers;
use phpDocumentor\Reflection\Types\Object_;
use yii\web\Controller;
use frontend\microdata\MicrodataFabric;
use yii\helpers\VarDumper as d;
use frontend\microdata\test2;
class NewController extends Controller
{
    public function actionIndex()
    {
        $microdata=new MicrodataFabric();
        print_r($microdata::createJsonFromArticle($productArray)->toJson());
        die;
    }
}