import "../_dnt.polyfills.js";
import { NetProps, NetSpec } from "./NetSpec.js";
export interface WsNetProps extends NetProps {
    url: string;
    version?: string;
}
export declare class WsNetSpec extends NetSpec {
    readonly url: string;
    readonly version: string;
    constructor(props: WsNetProps);
    connection(): {
        type: "WsConnection";
        discovery: string;
    };
    _metadata?: Promise<Uint8Array>;
    metadata(): Promise<Uint8Array>;
}