About the Keycloak federation with multiple Keycloak instance on different environment

[Chun Yu Suen]

Dear Keycloak Experts,

I currently have multiple Kubernetes subclusters for different environments, such as DEV, PROD, TEST and an administrative cluster called Admin. I want to manage the data of Keycloak instances of different Kubernetes subclusters through Keycloak instances deployed on the Admin cluster, as in the following diagram:

How to implement this with mechanism of Keycloak cluster supported by Keycloak?