/** Removes undefined entries from object */
declare function removeUndefinedFromObject(obj: Record<string, any>): object;
declare function sleep(ms: number): Promise<void>;
declare function addProtocolIfNotPresent(host: string): string;
declare function addTrailingSlash(url: string): string;
declare function validateUuid4(uuid: string): boolean;
export { sleep, removeUndefinedFromObject, addProtocolIfNotPresent, addTrailingSlash, validateUuid4, };
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