code: public static base_response update(nitro_service client, aaatacacsparams resource) throws Exception {
  		aaatacacsparams updateresource = new aaatacacsparams();
  		updateresource.serverip = resource.serverip;
  		updateresource.serverport = resource.serverport;
  		updateresource.authtimeout = resource.authtimeout;
  		updateresource.tacacssecret = resource.tacacssecret;
  		updateresource.authorization = resource.authorization;
  		updateresource.accounting = resource.accounting;
  		updateresource.auditfailedcmds = resource.auditfailedcmds;
  		updateresource.defaultauthenticationgroup = resource.defaultauthenticationgroup;
  		return updateresource.update_resource(client);
  	}
docs: Use this API to update aaatacacsparams.