notifyManager
const notifyManager: {
readonly batch: <T>(callback: () => T) => T;
readonly batchCalls: <T_1 extends Function>(callback: T_1) => T_1;
readonly schedule: (callback: NotifyCallback) => void;
readonly setNotifyFunction: (fn: NotifyFunction) => void;
readonly setBatchNotifyFunction: (fn: BatchNotifyFunction) => void;
};