/**
 * EntityContent as specified in ADR32
 * @public
 */
export interface EntityContentItemReference {
    file: string;
    hash: string;
}
export interface CalculateMultipleHashesResult {
    data: Uint8Array;
    hash: string;
}
export declare function sortKeys(a: EntityContentItemReference, b: EntityContentItemReference): number;
export declare function compareStrings(a: string, b: string): number;
export declare function prepareADR32Data(contents: EntityContentItemReference[], metadata?: unknown): Uint8Array;
/**
 * Calculates the content hash of multiple files to be used consistently by the builder
 * and other content-based applications when hashes need to be stored on-chain.
 *
 * Returns the CIDv1 of the data prepared to sign
 * @public
 */
export declare function calculateMultipleHashesADR32(contents: EntityContentItemReference[], metadata?: unknown): Promise<CalculateMultipleHashesResult>;
/**
 * Calculates the content hash of multiple files to be used consistently by the builder
 * and other content-based applications when hashes need to be stored on-chain.
 *
 * @deprecated this is maintained only for compatibility reasons with calculateBufferHash (Qm prefix)
 * @public
 */
export declare function calculateMultipleHashesADR32LegacyQmHash(contents: EntityContentItemReference[], metadata?: unknown): Promise<CalculateMultipleHashesResult>;
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