json.title notification.notification_type
json.description _t('.user_NAME_has_merged_his_account_with_the_one_imported_from_PROVIDER_UID_html',
                    {
                        NAME: notification.attached_object&.profile&.full_name || t('api.notifications.deleted_user'),
                        GENDER: bool_to_sym(notification.attached_object&.statistic_profile&.gender),
                        PROVIDER: notification.attached_object&.provider,
                        UID: notification.attached_object&.uid
                    }) # messageFormat