/// <reference types="node" />
export declare class XMPReader {
    static capitalizeFirstLetter(string: string): string;
    static lowercaseFirstLetter(string: string): string;
    static getLastKeyFromPath(path: string[]): string;
    static getKeyFromPath(path: string[]): string;
    static updateData(oldData: any, newData: any): any;
    static read(buffer: Buffer): Promise<unknown>;
}