curl --location --request POST 'https://velo-europe.de/api/de/users/accounts/avatars/uploads' \
--header 'Authorization: Bearer YmU5YWM1YWE2YzhhZjIwZTE4ZTIwODZmMDNjZDk5NzBhMjI5NWE3YjRiOTNmMGVmMGIyZGIzZmQzZjY4MWVlZg' \
--header 'Content-Type: application/json' \
--data-raw '{
"avatarFile": "data:image/png;base64, iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg=="
}'