import { AddressValidation, SignedTx, TypedMessage, UnsignedTx } from '../../../types/provider';
import { Signer, Verifier } from '../../../types/secret';
import { Provider as BTCProvider } from '../btc';
declare class Provider extends BTCProvider {
    pubkeyToAddress(verifier: Verifier, encoding?: string): Promise<string>;
    verifyAddress(address: string): Promise<AddressValidation>;
    processUnsignedTxBeforeSign(unsignedTx: UnsignedTx): UnsignedTx;
    signTransaction(unsignedTx: UnsignedTx, signers: {
        [p: string]: Signer;
    }): Promise<SignedTx>;
    verifyMessage(address: string, { message }: TypedMessage, signature: string): Promise<boolean>;
}
export { Provider };