{"name": "Blockchain808 Learning Notes", "short_name": "Blockchain808 Learning Notes", "start_url": "https://buttondown.com/blockchain808/archive/", "description": "Blockchain808 Learning Notes is an educational newsletter about how blockchain began, how it has developed, and where it may go next. I plan to share clear explanations and links to new or updated Blockchain808 articles on topics such as Bitcoin, Ethereum, and decentralized finance, for readers at different experience levels.", "icons": [{"src": "https://static-assets.buttondown.com/images/icons/icon@48.png", "sizes": "48x48", "type": "image/png"}, {"src": "https://static-assets.buttondown.com/images/icons/icon@72.png", "sizes": "72x72", "type": "image/png"}, {"src": "https://static-assets.buttondown.com/images/icons/icon@96.png", "sizes": "96x96", "type": "image/png"}, {"src": "https://static-assets.buttondown.com/images/icons/icon@144.png", "sizes": "144x144", "type": "image/png"}, {"src": "https://static-assets.buttondown.com/images/icons/icon@192.png", "sizes": "192x192", "type": "image/png"}, {"src": "https://static-assets.buttondown.com/images/icons/icon@512.png", "sizes": "512x512", "type": "image/png"}], "background_color": "#FAFAFB", "theme_color": "#0069FF", "display": "standalone", "orientation": "portrait-primary"}