import { lib as KeetaNetLib } from '@keetanetwork/keetanet-client';
export type Buffer = InstanceType<typeof KeetaNetLib.Utils.Buffer.Buffer>;
export declare const Buffer: typeof KeetaNetLib.Utils.Buffer.Buffer;
export declare const bufferToArrayBuffer: typeof KeetaNetLib.Utils.Helper.bufferToArrayBuffer;
export declare function arrayBufferToBuffer(arrayBuffer: ArrayBuffer): Buffer;
export declare function arrayBufferLikeToBuffer(buffer: ArrayBufferLike | ArrayBufferView): Buffer;
/**
 * Decode a base64 string into a {@link Buffer}.
 */
export declare function decodeBase64Strict(input: string): Buffer | undefined;
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