Share extension for sharing images to an react-native ios app

I'm using woking on a react-native app where a user can share a image(s) via VCF to my app.I am using react-native-share-menu for reading the image url in my app.I've implemented the above functionality for the android app but i'am clueless how can i amplement the same in ios app.I've tried reading the documentation but got no luck.Can anyone please suggest how can implement it in IOS