import { BlockHash, BtcBlock, BtcInfo, BtcTx, BtcUTXO, TransactionHash } from '../model';
/**
 * Broadcasts signed transaction to the Btc blockchain. <br>
 * For more details, see <a href="https://apidoc.tatum.io/#operation/BtcBroadcast" target="_blank">Tatum API documentation</a>
 */
export declare const btcBroadcast: (txData: string, signatureId?: string | undefined) => Promise<TransactionHash>;
/**
 * Returns information about Btc blockchain. <br>
 * For more details, see <a href="https://apidoc.tatum.io/#operation/BtcGetBlockChainInfo" target="_blank">Tatum API documentation</a>
 */
export declare const btcGetCurrentBlock: () => Promise<BtcInfo>;
/**
 * Returns balance on address from Btc blockchain. <br>
 * For more details, see <a href="https://apidoc.tatum.io/#operation/BtcGetBalanceOfAddress" target="_blank">Tatum API documentation</a>
 */
export declare const btcGetBalance: (address: string) => Promise<{
    incoming: string;
    outgoing: string;
}>;
/**
 * Returns block by its hash from Btc blockchain. <br>
 * For more details, see <a href="https://apidoc.tatum.io/#operation/BtcGetBlock" target="_blank">Tatum API documentation</a>
 */
export declare const btcGetBlock: (hash: string) => Promise<BtcBlock>;
/**
 * Returns block hash by index from Btc blockchain. <br>
 * For more details, see <a href="https://apidoc.tatum.io/#operation/BtcGetBlockHash" target="_blank">Tatum API documentation</a>
 */
export declare const btcGetBlockHash: (i: number) => Promise<BlockHash>;
/**
 * Returns the UTXO of given transaction and output index from Btc blockchain. <br>
 *
 * UTXO means Unspent Transaction Output, which in blockchain terminology means assets that a user has received at a specific address and has not yet spent.
 * In bitcoin-like blockchains (BTC, LTC, DOGE, BCH), every transaction is built from a list of previously unspent transactions connected to the address.
 * If a user owns address A, and receives 10 BTC in transaction T1, they can spend a UTXO T1 with a total value of 10 BTC in the next transaction.
 * The user can spend multiple UTXOs from different addresses in one transaction.
 *
 * @param hash Transaction hash.
 * @param i Index of tx output to check if it has been spent or not.
 * For more details, see <a href="https://apidoc.tatum.io/#operation/BtcGetUTXO" target="_blank">Tatum API documentation</a>
 */
export declare const btcGetUTXO: (hash: string, i: number) => Promise<BtcUTXO>;
/**
 * Returns transactions by address from Btc blockchain. <br>
 *
 * @param address For which address will be transactions returned.
 * @param pageSize How many transactions will be returned. Max number of transactions per page is 50.
 * @param offset Offset to obtain the next page of data.
 *
 * For more details, see <a href="https://apidoc.tatum.io/#operation/BtcGetTxByAddress" target="_blank">Tatum API documentation</a>
 */
export declare const btcGetTxForAccount: (address: string, pageSize?: number, offset?: number) => Promise<BtcTx[]>;
/**
 * Returns transaction by hash from Btc blockchain. <br>
 * For more details, see <a href="https://apidoc.tatum.io/#operation/BtcGetRawTransaction" target="_blank">Tatum API documentation</a>
 */
export declare const btcGetTransaction: (hash: string) => Promise<BtcTx>;