import type { Signer, SignerResult } from '@polkadot/api/types';
import type { Registry, SignerPayloadJSON } from '@polkadot/types/types';
import { ExternalRequestPromise } from '@soul-wallet/extension-base/background/KoniTypes';
import { QrState } from '@soul-wallet/extension-base/signers/types';
interface CallbackProps {
    qrState: QrState;
}
interface QrSignerProps {
    registry: Registry;
    callback: (state: CallbackProps) => void;
    id: string;
    setState: (promise: ExternalRequestPromise) => void;
    resolver: () => void;
}
export default class QrSigner implements Signer {
    #private;
    constructor({ callback, id, registry, resolver, setState }: QrSignerProps);
    signPayload(payload: SignerPayloadJSON): Promise<SignerResult>;
}
export {};