They don't make it easy, broadcasters just add a link in their profile. There's no information transmitted to PayPal about the donation being for Twitch broadca

They don't make it easy, broadcasters just add a link in their profile. There's no information transmitted to PayPal about the donation being for Twitch broadcasting. In fact a lot of broadcaster use third party tools, tools not made by Twitch or PayPal, for the donation system so that it updates in their stream and chat.