https://docs.aws.amazon.com/cdk/api/v2/java/software/amazon/awscdk/interfaces/cognito/IUserPoolUserToGroupAttachmentRef.html
IUserPoolUserToGroupAttachmentRef (AWS CDK 2.254.0 API)
declaration: package: software.amazon.awscdk.interfaces.cognito, interface: IUserPoolUserToGroupAttachmentRef
aws cdkapi