1. Visit the website and Sign up.
2. Go to the Dashboard and find 'Your button & widget' menu and click 'Button generator' or 'Widget generator'.
3. Click 'Copy Widget(or)HTML Code' and Get your HTML code. (don't paste this into Notion. it won't work yet.)
4. Generate Notion Embedable URL
with your HTML code from previous step.
5. Paste the URL into your Notion Embed block.