az identity --help Managed Service Identities.

[addaxnasom]

Group
    az identity : Managed Service Identities.

Commands:
    create          : Create or update an identity in the specified subscription and resource group.
    delete          : Deletes the identity.
    list            : List Managed Service Identities.
    list-operations : Lists available operations for the Managed Identity provider.
    show            : Gets the identity.