@Override
    public String exportMeshNetwork() {
        try {
            final MeshNetwork meshNetwork = mMeshNetwork;
            return mImportExportUtils.export(meshNetwork, false);
        } catch (Exception ex) {
            mMeshManagerCallbacks.onNetworkImportFailed(ex.getMessage());
        }
        return null;
    }
Deletes an existing mesh network from the local database

@param meshNetwork mesh network to be deleted
mesh/src/main/java/no/nordicsemi/android/mesh/MeshManagerApi.java