public static void putOneTimeTokenAccounts(final RequestContext requestContext, final Collection accounts) {
        requestContext.getFlowScope().put("registeredDevices", accounts);
    }
Put one time token accounts.

@param requestContext the request context
@param accounts       the accounts
core/cas-server-core-webflow-mfa-api/src/main/java/org/apereo/cas/web/flow/util/MultifactorAuthenticationWebflowUtils.java