https://twitter.com/SimonHoiberg/status/1304097804684410881/photo/1

Api.js

function Api() {} 

Api.prototype.fetchUsers = async function () {
  const users = await getUsersFromApi();
  return users;
};

Api.prototype.fetchProfileImg = async function (user) { 
  const profileImg = await getProfileImgFromUser(user);
  return profileImg;
};

const api = new Api();
const users = await api.fetchUsers();
const profileImg = await api.fetchProfileImg(users[0]);