asdasd

### Old
ap1/v1/products
  filter[purchased] = true

products
  attributes
   - name
   - amount
   ... etc

for (product in response[:included].select{ |resoue| resouece[type] == 'product'}) {
  ...
}


### New
purchased-products M:1 products

api/v1/purchased-products

purchased-products
 attributes
   - purchased-count
   - purchased-at
   - product_id
 relationships
   - product

for (purchased-product in response[:data]) {
    //display product
    product = response[:included]
      .filter{|resource| resource.type == 'products'}
      .find{ |resouce| resource[:id] == purchased_product[:relationshiop][:product][:data][:id] }
}