public void selectAppKey(final int index) {
        appKey = getNetworkLiveData().getMeshNetwork().getAppKey(index);
        appKeyLiveData.setValue(appKey);
    }
Selects the key based on the application key index.

@param index key index
app/src/main/java/no/nordicsemi/android/nrfmesh/viewmodels/EditAppKeyViewModel.java