# File lib/chef_zero/endpoints/rest_object_endpoint.rb, line 49
      def patch_request_body(request)
        existing_value = get_data(request, nil, :nil)
        if existing_value
          request_json = FFI_Yajl::Parser.parse(request.body, :create_additions => false)
          existing_json = FFI_Yajl::Parser.parse(existing_value, :create_additions => false)
          merged_json = existing_json.merge(request_json)
          if merged_json.size > request_json.size
            return FFI_Yajl::Encoder.encode(merged_json, :pretty => true)
          end
        end
        request.body
      end