import { type DecodeObject, type EncodeObject } from '@cosmjs/proto-signing';
import { SignDoc } from 'cosmjs-types/cosmos/tx/v1beta1/tx';
import { type AccountDetails } from './account-details';
import { type StdFee } from '@cosmjs/stargate';
import type { Prettify, Signer } from './types';
export interface Account {
    bech32Address: string;
    pubKey: Uint8Array;
    isNanoLedger: boolean;
}
export type TxResponseBase = {
    height: string;
    txhash: string;
    code: number;
    gas_wanted: string;
    gas_used: string;
    timestamp: string;
    codespace: string;
};
export declare const getPublicKey: ({ chainId, coinType, key }: {
    chainId: string;
    coinType: string;
    key: Uint8Array;
}) => {
    typeUrl: string;
    value: Uint8Array;
};
export declare const createSignDoc: (chainId: string, coinType: string, account: Prettify<Omit<AccountDetails & Account, 'address' | 'bech32Address' | 'isNanoLedger'>>, messages: DecodeObject[], fee: StdFee, memo: string) => SignDoc;
export type SignAndBroadcastResponse = {
    transactionHash: string;
    code: number;
    codespace: string;
    height: number;
    gasWanted: number;
    gasUsed: number;
    timestamp: string;
};
export declare class TxClient {
    chainId: string;
    restUrl: string;
    coinType: string;
    signer: Signer;
    account: Account;
    private registry;
    /**
     * Constructs a `TxClient` instance.
     * @param chainId - The blockchain chain ID.
     * @param restUrl - The REST URL of the blockchain node.
     * @param coinType - The coin type identifier.
     * @param signer - The object responsible for signing transactions ({@link Signer}).
     * @param account - The account information ({@link Account}).
     */
    constructor(chainId: string, restUrl: string, coinType: string, signer: Signer, account: Account);
    /**
     * Signs a transaction using the direct signing method.
     * @param address - The address of the account.
     * @param messages - An array of messages to be included in the transaction ({@link DecodeObject}[]).
     * @param fee - The transaction fee information ({@link StdFee}).
     * @param memo - Optional transaction memo.
     * @returns A Promise resolving to the signed transaction as a base64 encoded string.
     */
    signDirect: (address: string, messages: DecodeObject[], fee: StdFee, memo?: string) => Promise<string>;
    /**
     * Signs a transaction using the Amino signing method.
     * @param address - The address of the account.
     * @param messages - An array of messages to be included in the transaction ({@link EncodeObject}[]).
     * @param fee - The transaction fee information ({@link StdFee}).
     * @param memo - Optional transaction memo.
     * @returns A Promise resolving to the signed transaction as a base64 encoded string.
     */
    signAmino: (address: string, messages: EncodeObject[], fee: StdFee, memo?: string) => Promise<string>;
    /**
     * Signs a transaction using the appropriate method based on the account type.
     * @param address - The address of the account.
     * @param messages - An array of messages to be included in the transaction ({@link EncodeObject}[]).
     * @param fee - The transaction fee information ({@link StdFee}).
     * @param memo - Optional transaction memo.
     * @returns A Promise resolving to the signed transaction as a base64 encoded string.
     */
    sign: (address: string, messages: EncodeObject[], fee: StdFee, memo?: string) => Promise<string>;
    /**
     * Broadcasts a signed transaction to the blockchain.
     * @param txBytesString - The signed transaction as a base64 encoded string.
     * @returns A Promise resolving to the broadcast transaction response ({@link SignAndBroadcastResponse}).
     */
    broadcastTx: (txBytesString: string) => Promise<SignAndBroadcastResponse>;
    /**
     * Signs and broadcasts a transaction.
     * @param address - The address of the account.
     * @param messages - An array of messages to be included in the transaction ({@link EncodeObject}[]).
     * @param fee - The transaction fee information ({@link StdFee}).
     * @param memo - Optional transaction memo.
     * @returns A Promise resolving to the broadcast transaction response ({@link SignAndBroadcastResponse}).
     */
    signAndBroadcastTx: (address: string, messages: EncodeObject[], fee: StdFee, memo?: string) => Promise<SignAndBroadcastResponse>;
    /**
     * Submits a transaction using the Skip API.
     * @param chainId - The blockchain chain ID.
     * @param txBytesString - The signed transaction as a base64 encoded string.
     * @returns A Promise resolving to the result of the transaction submission.
     */
    submitTx: (chainId: string, txBytesString: string) => Promise<{
        success: true;
        response: import("./skip-api").TransactionResponse;
    }>;
}