@Override
    public String exportMeshNetwork(@NonNull final NetworkKeysConfig networkKeysConfig,
                                    @NonNull final ApplicationKeysConfig applicationKeysConfig,
                                    @NonNull final NodesConfig nodesConfig,
                                    @NonNull final ProvisionersConfig provisionersConfig,
                                    @NonNull final GroupsConfig groupsConfig,
                                    @NonNull final ScenesConfig scenesConfig) {
        try {
            final MeshNetwork network = mMeshNetwork;
            return mImportExportUtils.export(network, networkKeysConfig, applicationKeysConfig,
                    nodesConfig, provisionersConfig, groupsConfig, scenesConfig);
        } 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