{"name": "Pulse Check", "short_name": "Pulse Check", "start_url": "https://buttondown.com/pulse_check/archive/", "description": "Survey newsletter and round-ups for my friends, by Nathan Xiao. See  here for the original description  of what this thing is. Sign up below! Friends of Nathan only please.", "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": "#105d55", "display": "standalone", "orientation": "portrait-primary"}