How to lunch another app by scheme

 private fun TestLunch() {

    try {
        val dataString="natives://"+"com.photovideo.camera"
        val intent=Intent()
        intent.addCategory(Intent.CATEGORY_DEFAULT)
        intent.addCategory(Intent.CATEGORY_BROWSABLE)
        intent.setData(Uri.parse(dataString))
        startActivity(intent)
     //  startActivity(packageManager.getLaunchIntentForPackage("com.photovideo.camera"))
    } catch (e: PackageManager.NameNotFoundException) {
        startActivity(Intent(Intent.ACTION_VIEW).setData(Uri.parse("https://play.google.com/store/apps/details?id=" + "com.google.android.youtube")))
    }
}