wallet_app/ios/App/App/Assets.xcassets/AppIcon.appiconset/Contents.json

{
  "images": [
    {
      "idiom": "universal",
      "size": "1024x1024",
      "filename": "AppIcon-512@2x.png",
      "platform": "ios"
    }
  ],
  "info": {
    "author": "xcode",
    "version": 1
  }
}