AWSTemplateFormatVersion: "2010-09-09"
Resources:
  Dashboard:
    Type: AWS::CloudWatch::Dashboard
    Properties:
      DashboardBody: 
        Fn::Sub:
         - |
            {
                "widgets": [
                    {
                        "type": "custom",
                        "width": 12,
                        "height": 40,
                        "properties": {
                            "endpoint": "arn:aws:lambda:${AWS::Region}:${AWS::AccountId}:function:CloudFormationStackSummarizer",
                            "title": "CloudFormation Resources",
                            "params": {
                                "stacks": ["CloudFormationSummarizer"]
                            }
                        }
                    }
                ]
            }
         - {}
      DashboardName: CloudFormationSummarizer