https://docs.aws.amazon.com/cdk/api/v2/java/software/amazon/awscdk/services/greengrass/CfnFunctionDefinition.RunAsProperty.html
CfnFunctionDefinition.RunAsProperty (AWS CDK 2.254.0 API)
declaration: package: software.amazon.awscdk.services.greengrass, class: CfnFunctionDefinition, interface: RunAsProperty
aws cdkapi