import { AxiosInstance } from 'axios';
export default abstract class ApiClient {
    /**
     * HTTP API Client.
     */
    protected readonly http: AxiosInstance;
    /**
     * Blockchain.com API Key.
     */
    protected readonly apiKey?: string;
    /**
     * API Base path.
     */
    protected basePath: string;
    /**
     * Parameters to be included in every API request.
     */
    protected baseParams: KeyVal;
    /**
     * API Client constructor.
     */
    protected constructor(config: ApiClientConfig);
    /**
     * Attach default request parameters.
     */
    protected requestParams(params?: KeyVal): {
        api_code: string | undefined;
    } | {
        api_code: string | undefined;
    };
    /**
     * Send an API request.
     */
    protected request<T>(path: string, params?: KeyVal): Promise<T>;
}
export interface ApiClientConfig {
    /**
     * API Client.
     */
    http: AxiosInstance;
    /**
     * Blockchain.com API Key.
     */
    apiKey?: string;
}
export interface KeyVal {
    [key: string]: any;
}