Or in the # follow = form:

# follow = eldersnake https://twtxt.net/user/eldersnake/twtxt.txt
# follow = eldersnake@we.loveprivacy.club https://we.loveprivacy.club/user/eldersnake/twtxt.txt
# follow = eldersnake@yarn.andrewjvpowell.com https://yarn.andrewjvpowell.com/user/eldersnake/twtxt.txt