export interface EtherscanErrorDetails {
    result?: unknown;
    status?: unknown;
}
/**
 * Error thrown when the Etherscan API returns a logical failure: a `status` of
 * "0", a NOTOK message, or a JSON-RPC error object.
 */
export declare class EtherscanError extends Error {
    /** The raw `result` (or `error`) field from the response, if any. */
    readonly result?: unknown;
    /** The raw `status` field from the response, if any. */
    readonly status?: unknown;
    constructor(message: string, details?: EtherscanErrorDetails);
}