AWSTemplateFormatVersion: "2010-09-09" Transform: AWS::Serverless-2016-10-31 Mappings: MappingExample: us-east-2: ApplicationId: arn:aws:serverlessrepo:us-east-1:${AWS::AccountId}:applications/shared-sam-cli-integration-test-sar-app Resources: MyApplication: Type: AWS::Serverless::Application Properties: Location: ApplicationId: !FindInMap [ MappingExample, !Ref AWS::Region, ApplicationId ] SemanticVersion: 1.0.4