Parameters: MyDomainName: Type: String MyDomainCert: Type: String HostedZoneId: Type: String Globals: HttpApi: Domain: DomainName: Ref: MyDomainName CertificateArn: Ref: MyDomainCert EndpointConfiguration: REGIONAL MutualTlsAuthentication: TruststoreUri: ${mtlsuri} TruststoreVersion: 0 SecurityPolicy: TLS_1_2 BasePath: - /get - /post Route53: HostedZoneId: Ref: HostedZoneId Resources: MyFunction: Type: AWS::Serverless::Function Properties: InlineCode: | exports.handler = async (event) => { const response = { statusCode: 200, body: JSON.stringify('Hello from Lambda!'), }; return response; }; Handler: index.handler Runtime: nodejs14.x Events: ImplicitGet: Type: HttpApi Properties: Method: Get Path: /get ApiId: Ref: MyApi ImplicitPost: Type: HttpApi Properties: Method: Post Path: /post ApiId: Ref: MyApi MyApi: Type: AWS::Serverless::HttpApi Properties: StageName: Prod Metadata: SamTransformTest: true