import type { ContractAddress } from '@midnight-ntwrk/midnight-js-protocol/compact-runtime';
/**
 * Asserts that a string represents a hex-encoded contract address.
 *
 * @param contractAddress The source string.
 *
 * @throws `TypeError`
 * `contractAddress` is not a correctly formatted {@link ContractAddress}.
 *
 * @internal
 */
export declare function assertIsContractAddress(contractAddress: string): asserts contractAddress is ContractAddress;
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