import Big from 'big.js';
import { EthereumConfigAsset, BitcoinConfigAsset } from '../types/config.js';
import { JsonRpcApiProvider, TransactionRequest } from 'ethers';
import { TxHash } from './models.js';

/**
 * Transfer from Avalanche to Ethereum or Bitcoin.
 */
declare function unwrapAsset(amount: Big, account: string, asset: EthereumConfigAsset | BitcoinConfigAsset, provider: JsonRpcApiProvider, onTxHashChange: (txHash: string) => void, signAndSendEVM?: (txData: TransactionRequest) => Promise<TxHash>): Promise<TxHash>;

export { unwrapAsset };