If you have a Premium subscription, you can hit the "Download" button on the Official Audio to listen without an internet connection.
To download as an MP3, the best method is to use official digital stores or streaming platforms that offer "Offline Mode" features. You can listen to the official high-quality track here: Turisteando Dazoner - Topic YouTube• Oct 28, 2022 Official Download & Listening Guide Digital Music Stores (Permanent MP3 Ownership)
Search for "Dazoner Turisteando" on platforms like Amazon Music or iTunes/Apple Music .