export declare function toHex(buffer: Uint8Array | Parameters<typeof Buffer.from>[0]): string;
/**
 * Convert a Uint8Array, length 32, to 0x-prefixed hex string
 */
export declare function toRootHex(root: Uint8Array): string;
export declare function toPubkeyHex(pubkey: Uint8Array): string;
export declare function fromHex(hex: string): Uint8Array;
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