import { type SubmissionEvent, type Config } from './effect/index.js';
import { type Observable } from '@polkadot/types/types';
import { type SerializedTransaction } from '@midnight-ntwrk/wallet-sdk-abstractions';
export { Config, makeConfig, DEFAULT_CONFIG } from './effect/PolkadotNodeClient.js';
export declare class PolkadotNodeClient {
    #private;
    static init(config: Config): Promise<PolkadotNodeClient>;
    private constructor();
    sendMidnightTransaction(serializedTransaction: SerializedTransaction.SerializedTransaction): Observable<SubmissionEvent.SubmissionEvent>;
    sendMidnightTransactionAndWait(serializedTransaction: SerializedTransaction.SerializedTransaction, waitFor: SubmissionEvent.Cases.Submitted['_tag']): Promise<SubmissionEvent.Cases.Submitted>;
    sendMidnightTransactionAndWait(serializedTransaction: SerializedTransaction.SerializedTransaction, waitFor: SubmissionEvent.Cases.InBlock['_tag']): Promise<SubmissionEvent.Cases.InBlock>;
    sendMidnightTransactionAndWait(serializedTransaction: SerializedTransaction.SerializedTransaction, waitFor: SubmissionEvent.Cases.Finalized['_tag']): Promise<SubmissionEvent.Cases.Finalized>;
    close(): Promise<void>;
}