import { utils } from 'ethers';
/**
 * Gets a random bytes32
 *
 * @returns A random/valid bytes32 string
 */
export declare const getRandomBytes32: () => string;
/**
 * Converts a 20-byte (or other length) ID to a 32-byte ID.
 * Ensures that a bytes-like is 32 long. left-padding with 0s if not.
 *
 * @param data A string or array of bytes to canonize
 * @returns A Uint8Array of length 32
 * @throws if the input is undefined, or not exactly 20 or 32 bytes long
 */
export declare function canonizeId(data?: utils.BytesLike): string;
/**
 * Converts an ID of 20 or 32 bytes to the corresponding EVM Address.
 *
 * For 32-byte IDs this enforces the EVM convention of using the LAST 20 bytes.
 *
 * @param data The data to truncate
 * @returns A 20-byte, 0x-prepended hex string representing the EVM Address
 * @throws if the data is not 20 or 32 bytes
 */
export declare function evmId(data: utils.BytesLike): string;
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