# File lib/fog/aws/models/compute/snapshot.rb, line 31
        def save
          raise Fog::Errors::Error.new('Resaving an existing object may create a duplicate') if identity
          requires :volume_id

          data = connection.create_snapshot(volume_id, description).body
          new_attributes = data.reject {|key,value| key == 'requestId'}
          merge_attributes(new_attributes)
          true
        end