import { RequestOptions } from './request-options';
export declare function getJSON<T>(url: string, options?: RequestOptions<undefined>): Promise<T>;
export declare function deleteJSON<T>(url: string, options?: RequestOptions<undefined>): Promise<T>;
export declare function putJSON<T>(url: string, options?: RequestOptions<unknown>): Promise<T>;
export declare function postJSON<T>(url: string, options?: RequestOptions<unknown>): Promise<T>;