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export declare const CURVE_PARAMS: {    a: bigint;    b: bigint;    P: bigint;    n: bigint;    h: bigint;    Gx: bigint;    Gy: bigint;};declare type PrivKey = Uint8Array | string | bigint | number;declare type PubKey = Uint8Array | string | Point;declare type Hex = Uint8Array | string;declare type Signature = Uint8Array | string | SignResult;export declare class Point {    x: bigint;    y: bigint;    static BASE_POINT: Point;    static ZERO_POINT: Point;    private WINDOW_SIZE?;    private PRECOMPUTES?;    constructor(x: bigint, y: bigint);    _setWindowSize(windowSize: number): void;    static isValid(x: bigint, y: bigint): boolean;    private static fromCompressedHex;    private static fromUncompressedHex;    static fromHex(hex: Hex): Point;    static fromPrivateKey(privateKey: PrivKey): Point;    static fromSignature(msgHash: Hex, signature: Signature, recovery: number): Point | undefined;    toRawBytes(isCompressed?: boolean): Uint8Array;    toHex(isCompressed?: boolean): string;    negate(): Point;    add(other: Point): Point;    subtract(other: Point): Point;    private double;    equals(other: Point): boolean;    private precomputeWindow;    multiply(scalar: bigint): Point;}export declare class SignResult {    r: bigint;    s: bigint;    constructor(r: bigint, s: bigint);    static fromHex(hex: Hex): SignResult;    toHex(compressed?: boolean): string;}export declare function getPublicKey(privateKey: Uint8Array | bigint | number, isCompressed?: boolean): Uint8Array;export declare function getPublicKey(privateKey: string, isCompressed?: boolean): string;export declare function recoverPublicKey(msgHash: string, signature: string, recovery: number): string | undefined;export declare function recoverPublicKey(msgHash: Uint8Array, signature: Uint8Array, recovery: number): Uint8Array | undefined;export declare function getSharedSecret(privateA: PrivKey, publicB: PubKey): Uint8Array | string;declare type OptsRecovered = {    recovered: true;    canonical?: true;};declare type OptsNoRecovered = {    recovered?: false;    canonical?: true;};export declare function sign(msgHash: Uint8Array, privateKey: PrivKey, opts: OptsRecovered): Promise<[Uint8Array, number]>;export declare function sign(msgHash: string, privateKey: PrivKey, opts: OptsRecovered): Promise<[string, number]>;export declare function sign(msgHash: Uint8Array, privateKey: PrivKey, opts?: OptsNoRecovered): Promise<Uint8Array>;export declare function sign(msgHash: string, privateKey: PrivKey, opts?: OptsNoRecovered): Promise<string>;export declare function sign(msgHash: string, privateKey: PrivKey, opts?: OptsNoRecovered): Promise<string>;export declare function verify(signature: Signature, msgHash: Hex, publicKey: PubKey): boolean;export declare const utils: {    isValidPrivateKey(privateKey: PrivKey): boolean;    generateRandomPrivateKey: (bytesLength?: number) => Uint8Array;    precompute(windowSize?: number, point?: Point): Point;};export {};