You can refer to your Ustream Data API Key on the “My Account” page:
Finally, you need the name of the account you want to monitor. Normally this can be found at the end of the channel URL, for example:
(Since becoming an affiliate channel, Adafruit’s URL is shortened to just ustream.tv/adafruit, but the channel name remains the original adafruit-industries.) Whatever channel you’ll be monitoring, we’ll plug the name into our software later.
Finally, you need the name of the account you want to monitor. This is a long number that can be found in the URL bar when visiting the Google+ profile page for the account you want to watch: