import { Client, Keypair } from "shelter-sdk";
import type { FakeClient } from "../fake-client/fake-client";
import { Transaction } from "../transaction/transaction";
import type { Rpc } from "../rpc/rpc";
export declare class Gate {
    private _aClient;
    private _aSteward;
    private _aRpc;
    constructor(_aClient: Client | FakeClient, _aSteward: Keypair, _aRpc: Rpc);
    guard(): Promise<void>;
    open(): Promise<void>;
    seal(): Promise<void>;
    _txOf(aRawTx: any, errorMsg: string): Transaction;
}