import type { WalletAccount } from '@wallet-standard/core';
/**
 * Name of the feature.
 * @deprecated Wallets can still implement this method for compatibility, but this has been replaced by the `sui:signPersonalMessage` feature
 **/
export declare const SuiSignMessage = "sui:signMessage";
/**
 * The latest API version of the signMessage API.
 * @deprecated Wallets can still implement this method for compatibility, but this has been replaced by the `sui:signPersonalMessage` feature
 */
export type SuiSignMessageVersion = '1.0.0';
/**
 * A Wallet Standard feature for signing a personal message, and returning the
 * message bytes that were signed, and message signature.
 *
 * @deprecated Wallets can still implement this method for compatibility, but this has been replaced by the `sui:signPersonalMessage` feature
 */
export type SuiSignMessageFeature = {
    /** Namespace for the feature. */
    [SuiSignMessage]: {
        /** Version of the feature API. */
        version: SuiSignMessageVersion;
        signMessage: SuiSignMessageMethod;
    };
};
/** @deprecated Wallets can still implement this method for compatibility, but this has been replaced by the `sui:signPersonalMessage` feature */
export type SuiSignMessageMethod = (input: SuiSignMessageInput) => Promise<SuiSignMessageOutput>;
/**
 * Input for signing messages.
 * @deprecated Wallets can still implement this method for compatibility, but this has been replaced by the `sui:signPersonalMessage` feature
 */
export interface SuiSignMessageInput {
    message: Uint8Array;
    account: WalletAccount;
}
/**
 * Output of signing messages.
 * @deprecated Wallets can still implement this method for compatibility, but this has been replaced by the `sui:signPersonalMessage` feature
 */
export interface SuiSignMessageOutput {
    /** Base64 message bytes. */
    messageBytes: string;
    /** Base64 encoded signature */
    signature: string;
}