import { BitcoinSigner } from '../types';
interface OkxWalletProvider {
    send: (params: {
        from: string;
        to: string;
        value: string;
        memo?: string;
    }) => Promise<{
        txhash: string;
    }>;
}
export declare class OkxWalletAdapter implements BitcoinSigner {
    walletProvider: OkxWalletProvider;
    constructor(walletProvider: OkxWalletProvider);
    sendBitcoin({ from, to, value, opReturn, isSignet, }: {
        from: string;
        to: string;
        value: string;
        opReturn?: string;
        isSignet?: boolean;
    }): Promise<string>;
}
export {};