Read the full instructions here: https://medium.com/@mstifflin/how-to-set-up-local-notifications-for-android-in-react-native-f062232c4be8
A tutorial on implementing push notifications into your React Native app.
Running this example:
Complete the steps outline here first (emulator alternative below):
https://facebook.github.io/react-native/docs/getting-started.html
Use your USB connected Android phone in USB debugging mode or install this emulator:
https://docs.expo.io/versions/v12.0.0/guides/genymotion.html
Once those two steps are finished:
npm install from the root directory
react-native run-android