https://docs.aws.amazon.com/cdk/api/v2/java/software/amazon/awscdk/interfaces/stepfunctions/IStateMachineRef.Jsii$Proxy.html
IStateMachineRef.Jsii$Proxy (AWS CDK 2.254.0 API)
declaration: package: software.amazon.awscdk.interfaces.stepfunctions, interface: IStateMachineRef, class: Jsii$Proxy
aws cdkjsiiproxyapi