/**
 * Refines a string as an ISO 8601 duration.
 */
export declare const ISO8601DurationStruct: import("@metamask/superstruct").Struct<string, null>;
/**
 * Remove millisecond precision from an ISO 8601 string.
 *
 * @param value - A valid ISO 8601 date.
 * @returns A valid ISO 8601 date with millisecond precision removed.
 */
export declare function toCensoredISO8601String(value: string): string;
export { ISO8601DateStruct } from "@metamask/snaps-sdk";
//# sourceMappingURL=time.d.cts.map