Using OneNet requires you to have a StudioOne - OneNet compatible device.
You can browse currently compatible devices here:
Available OneNet Devices from StudioOne.
Devices are available using the link above or by visiting the StudioOne In-World Store
Open the device's menu and click the OneNet button. Follow the link to create an account.
On your dashboard, paste the device token that is printed in chat and click 'Link Device to Account'
You can contact us for support here.