Using Google search console, you can find out how Google treats & understands your app content in its search results. Using the stats from the search console, you can improve your app for better traffic, downloads & others.
Add your app to Google search console through entering your app name: android-app://com.example to search console. This data is shown to authorized app owners only.
Connect your site to your app by associating your site with your app. It helps with understanding and ranking the app content better.
The new Search Analytics report provides detailed information on top queries, top app pages, and traffic by country. You can also filter it by country, device, search type & others to drill down for further information.
Cross check which content from your app actually matches with the content from search & getting more clicks. If they are matching, users are finding the content good else navigation need to be restructured or content needs to be fine tuned for better user experience.