如何过滤嵌套在数组对象属性中的对象数组？

I have model like this:

我有这样的模型:

var model = [{id: 1, prices: [{count: 2}, {count: 3}]}, {id: 2, prices: [{count: 2}]}, {id: 3, prices: [{count: 3}]}];var model