const user = "limepotato";
const url = `https://lastfm-last-played.biancarosa.com.br/${user}/latest-song`;
const song = document.querySelector("#song");
fetch(url)
  .then((response) => response.json())
  .then((json) => {
    song.innerHTML = `${json.track.name} - ${json.track.artist["#text"]}`;
  });