Native Campaign

1. Make sure you have Order and Tracker Asset created beforehand and have their IDs.
2. Create an Image Asset File for the main image of the creative
3. You will need a public URL of the app icon, which you can either re-use from the app/play store or upload using File Upload API
4. Create a Native Creative using this guide.
5. Finally, create a campaign and wait for it to get approved.

See Getting Started for the meaning of Order, Tracker Asset, Asset File etc.