import { Psbt } from 'bitcoinjs-lib';
/**
 * This method extracts the address from the input data of the psbt.
 * The address is stored as script (Buffer) in either the witnessUtxo or nonWitnessUtxo as an output
 */
export declare const extractAddressFromInput: (psbt: Psbt, index: number, input: Psbt['data']['inputs'][0]) => string | undefined;