如何在使用Ember数据时从Ember远程服务访问原始json有效负载？

I am using Ember 2 and Ember-data 2 and trying to access the raw json payload the standard RESTAdapter fetches from my REST Api and keeps in store. Can't find anything regarding this in the documentation or elsewhere. Is the only option to create a custom RESTAdapter?I am using Ember 2 and Ember-data 2 and trying