RBAC RFC - https://docs.google.com/document/d/1SUFKCRIX8jp8q-NZy9ZpP4vs0pjLHkUlJFvZjcKr-DU/edit# RBAC Error message - https://docs.google.com/document/d/1hJLwk-2-Ai8LlRKyiRuwnff9mEKxN8PBxMMBH5-g4AE/edit?usp=sharing