This is a Twilio API call i have been trying to run using LiveCode and it breaks down for me how to encapsulate it to run from LiveCode.
$ curl -XPOST https://api.twilio.com/2010-04-01/Accounts/AC5ef8732a3c49700934481addd5ce1659/Messages.json \
-d "Body=Jenny%20please%3F%21%20I%20love%20you%20<3" \
-d "To=%2B15558675309" \
-d "From=%2B14158141829" \
-d "MediaUrl=http://www.example.com/hearts.png" \
-u 'AC5ef8732a3c49700934481addd5ce1659:{AuthToken}'