flickr-sdk/dist/types.d.ts

Almost certainly the best Flickr API client in the world for node and the browser

import type { GET, POST, Params } from "./params";
export interface Auth {
    sign(method: "GET" | "POST", url: string, params: Params): Promise<void>;
}
export interface Transport {
    get(url: string, params: GET): Promise<Response>;
    post(url: string, params: POST): Promise<Response>;
}
export interface Parser {
    parse(res: Response): Promise<any>;
}