import { Registry, Signer, SignerPayloadRaw, SignerResult } from '@polkadot/types/types';
import { Client, HaloSigner, SignRequest, SignResponse } from '@dxos/client';
import { KeyRecord } from '@dxos/credentials';
/**
 * Plugin to sign HALO messages.
 */
export declare class ClientSignerAdapter implements HaloSigner {
    sign(request: SignRequest, key: KeyRecord): Promise<SignResponse>;
}
/**
 * Can be used as an external signer for signing DXNS transactions.
 * Uses a DXNS key stored in HALO.
 */
export declare class ClientSigner implements Partial<Signer> {
    private client;
    private registry;
    private id;
    private readonly publicKey;
    constructor(client: Client, registry: Registry, address: string);
    signRaw({ data }: SignerPayloadRaw): Promise<SignerResult>;
}
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