lib/contentful/resource/system_properties.rb in contentful-0.6.0 vs lib/contentful/resource/system_properties.rb in contentful-0.7.0

@@ -13,12 +13,12 @@
         updatedAt: :date,
         locale: :string
       }
       attr_reader :sys
 
-      def initialize(object, *)
+      def initialize(object = nil, *)
         super
-        @sys = extract_from_object object['sys'], :sys
+        @sys = object ? extract_from_object(object['sys'], :sys) : {}
       end
 
       def inspect(info = nil)
         if sys.empty?
           super(info)