export declare class Utils {
    static mergeDeep(...sources: any[]): any;
    static unsescape(str: string): string;
    static merge(obj: any, extended: any, deep: boolean): void;
    static toArray(obj: any): any[];
    static httpPost(theUrl: string, payload: string, headers: {
        [key: string]: string;
    }): Promise<{
        data: any;
        headers: {
            [key: string]: string;
        };
        status: {
            ops: number;
            elapsed: number;
            fetched: number;
        };
    }>;
    static isArray(value: any): boolean;
}