# File lib/fog/aws/elasticache.rb, line 132
        def self.data
          @data ||= Hash.new do |hash, region|
            hash[region] = Hash.new do |region_hash, key|
              owner_id = Fog::AWS::Mock.owner_id
              security_group_id = Fog::AWS::Mock.security_group_id
              region_hash[key] = {
                :clusters  => {}, # cache cluster data, indexed by cluster ID
              }
            end
          end
        end