We use PayPal as it automatically provides the verified details we require for license generation. However we understand not everyone has (or wants) a PayPal account.
Bin the image up until each pixel describes one unit of real detail.
Select the 'decode the data from a Base64 string (base64 decoding)' radio button.
Getting to grips with new software can be daunting, but StarTools was designed to make this as painless as possible.
You can convert everything you see to a format you find convenient. Give it a try!