export declare function sleepPromise(ms: number): Promise<boolean>;
export declare const safeAwait: (promise: Promise<any>, finallyCallback?: any) => Promise<{
    result: any;
    error: undefined;
} | {
    result: undefined;
    error: Error;
}>;
export declare const fetchDataArrayInBatches: (array: any[], returnResult: any, singleItemAsyncCallback: any) => Promise<any>;
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