[
        {weight=30, type=cosmatic, product=product-1,product-2,product-3}, 
        {weight=15, type=commercia, product=product-1,product-3}, 
        {weight=50, ramdonField=newValue, product=product-1,product-4}, 
        {weight=2,  product=product-1,product-2}, 
        {weight=15, product=product-1}, 
        {weight=25, product=product-1}, 
        {weight=2,  product=product-1}
    ]