const ret_hu_conv: P2PGossipSync = new P2PGossipSync(null, ret);
CommonBase.add_ref_from(ret_hu_conv, ret_hu_conv);
CommonBase.add_ref_from(ret_hu_conv, network_graph);
const ret_hu_conv: P2PGossipSync = new P2PGossipSync(null, ret);
CommonBase.add_ref_from(ret_hu_conv, ret_hu_conv);
CommonBase.add_ref_from(ret_hu_conv, network_graph);