import { ConfirmationRequestType } from '../../types/confirmation-request.types';
import { AppMetaData } from '../../types/wc.types';
import { SignedMessage } from '../../types';
declare class SignedMessagesStorage {
    private generateMessageId;
    saveSignedMessage(chainId: number, messageText: string, messageType: ConfirmationRequestType.PERSONAL_SIGN | ConfirmationRequestType.SIGN_TYPE_V4, subAccountAddress: string, signature: string, appMetaData: AppMetaData): Promise<void>;
    getAllSignedMessages(): Promise<SignedMessage[]>;
}
export declare const signedMessagesStorage: SignedMessagesStorage;
export {};
