export declare const HandshakeErr: import("scale-ts").Codec<{
    tag: "Unknown";
    value: {
        reason: string;
    };
} | {
    tag: "Timeout";
    value: undefined;
} | {
    tag: "UnsupportedProtocolVersion";
    value: undefined;
}>;
//# sourceMappingURL=handshake.d.ts.map