import type { DataClientConfig, DataFetchParams } from "../core/types.js";
/**
 * Low-level client for the Data Portability Gateway and Personal Servers.
 *
 * @see {@link createDataClient} to create an instance.
 */
export interface DataClient {
    /** Resolves a user's Personal Server URL via the gateway. */
    resolveServerUrl(userAddress: string): Promise<string>;
    /** Fetches data for a single scope from a Personal Server. */
    fetchData(params: DataFetchParams): Promise<unknown>;
    /** Lists available scopes on a Personal Server. */
    listScopes(params: {
        serverUrl: string;
    }): Promise<unknown>;
    /** Lists available versions for a scope on a Personal Server. */
    listVersions(params: {
        serverUrl: string;
        scope: string;
    }): Promise<unknown>;
}
/**
 * Creates a low-level Data Gateway / Personal Server client.
 *
 * Prefer the high-level {@link getData} function for most use cases.
 *
 * @param config - Data client configuration.
 * @returns A {@link DataClient} instance.
 */
export declare function createDataClient(config: DataClientConfig): DataClient;
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