/**
 * Performs a GET request.
 *
 * @param url - the server URL that will be used for the request
 * @param params - the URL parameters to be sent with the request
 */
export declare function fetchAPI(url: string, params?: Record<string, unknown>): Promise<unknown>;
/**
 * Performs a POST request.
 *
 * @param url - the server URL that will be used for the request
 * @param data - the data to be sent as the request body
 * @param params - the URL parameters to be sent with the request
 */
export declare function postAPI(url: string, data?: Record<string, unknown>, params?: Record<string, unknown>): Promise<unknown>;
/**
 * Performs a DELETE request.
 *
 * @param url - the server URL that will be used for the request
 * @param params - the URL parameters to be sent with the request
 */
export declare function deleteAPI(url: string, params?: Record<string, unknown>): Promise<unknown>;
/**
 * Performs a PUT request.
 *
 * @param url - the server URL that will be used for the request
 * @param data - the data to be sent as the request body
 * @param params - the URL parameters to be sent with the request
 * @returns - A promise.
 */
export declare function putAPI(url: string, data: Record<string, unknown>): Promise<unknown>;