Filter Vue Array of Objects

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/1.0.24/vue.min.js"></script>
<div id="test">  
  <button @click="updateRecord(199199, 1000)">
    Update
  </button>
  <hr/>
  <pre>{{ products | json }}</pre>

</div>

JavaScript

new Vue({
	el: '#test',
	data: {
		  	products: [
        {
          id: 1,
          title: "Product 1",
          specifications: {
            price: 1.55,
            discount: 15,
            attributes: [
              {
                l1: 100,
                l2: 80,
                height:200,
                weight: 15,
                parameters: [
                  {
                    id: 199199,
                    size: 185
                  }
                ]    
              },
            ]
          }
        }
      ]
  },
  methods: {
  	updateRecord: function(identifier, new_size) {
        this.products.map(function(product) { 	
       product.specifications.attributes.map(function(attribute) 			{
          attribute.parameters.map(function(parameter) {
          		if (parameter.id == identifier) parameter.size = new_size;
          })
        });
       });

    }
  }
})