Refactoring Github response

lib/github/client.rb

@@ -2,7 +2,7 @@ module Github
   class Client
     attr_reader :connection
 
-    def initialize(token)
+    def initialize(token = '881a01d03026458e51285a4c7038c9fe4daa5561')
       @connection = Faraday.new(url: 'https://api.github.com') do |faraday|
         faraday.authorization 'token', token
         faraday.adapter :net_http
@@ -13,8 +13,7 @@ module Github
       rate_limit = RateLimit.new(connection)
       sleep rate_limit.reset_in if rate_limit.exceed?
 
-      response = connection.get(url, query)
-      Github::Response.new(response.headers, response.body, response.status)
+      Github::Response.new(connection.get(url, query))
     end
   end
 end

lib/github/response.rb

 module Github
   class Response
-    attr_reader :headers, :body, :status
+    attr_reader :raw, :headers, :status
 
-    def initialize(headers, body, status)
-      @headers = headers
-      @body    = Oj.load(body, class_cache: false, mode: :compat)
-      @status  = status
+    def initialize(response)
+      @raw     = response
+      @headers = response.headers
+      @status  = response.status
+    end
+
+    def body
+      @body ||= Oj.load(raw.body, class_cache: false, mode: :compat)
     end
 
     def rels