{
         "Type" : "AWS::EC2::VPC",
         "Properties" : {
            "CidrBlock" : "10.0.0.0/16",
          "EnableDnsSupport" : "false",
          "EnableDnsHostnames" : "false",
            "InstanceTenancy" : "dedicated",
            "Tags" : [ {"Key" : "foo", "Value" : "bar"} ]
         }
      }