/** Wire/storage encoding for published files. */
export type RestContentEncoding = 'br' | 'gzip' | 'none';
/** An encoded file body plus the HTTP Content-Encoding it should be served with. */
export interface EncodedBody {
    /** Encoded bytes written to the object store. */
    body: Uint8Array;
    /** HTTP content-encoding metadata matching the encoded body. */
    contentEncoding?: 'br' | 'gzip';
}
/**
 * Encodes a JSON string for storage. Bodies are pre-compressed at write time and stored
 * with the matching Content-Encoding so HTTP clients decompress transparently — keys keep
 * their .JSON extension and Content-Type stays application/json.
 */
export declare function encodeBody(json: string, encoding: RestContentEncoding): EncodedBody;
/** Decodes a stored body back to its JSON string using the object's Content-Encoding. */
export declare function decodeBody(body: Uint8Array, contentEncoding?: string): string;
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