lib/miq_automation_engine/service_models/mixins/miq_ae_service_custom_attribute_mixin.rb
module MiqAeServiceCustomAttributeMixin
extend ActiveSupport::Concern
included do
expose :custom_keys, :method => :miq_custom_keys
expose :custom_get, :method => :miq_custom_get
expose :custom_set, :method => :miq_custom_set, :override_return => true
end
end