export declare function delay(ms: number): Promise<unknown>;
export declare const chunkArray: <T>(array: T[], chunk_size: number) => T[][];
export declare function chunkedPromiseAll<T>(promises: Promise<T>[], chunkSize?: number, delayTime?: number): Promise<T[]>;
export declare function padZeros(hex: string): string;
export declare function errorCheck(condition: boolean, errorMessage: string): void;