Options for creating a new service account (the body of admin.serviceAccounts.create). Aliased
from the generated CreateServiceAccountRequest. Omitting roleBindings creates the
service account with no role bindings; roles can be added later via AdminClient.roleBindings.
Options for creating a new service account (the body of
admin.serviceAccounts.create). Aliased from the generated CreateServiceAccountRequest. OmittingroleBindingscreates the service account with no role bindings; roles can be added later via AdminClient.roleBindings.