TrigRoiDescriptor_p1 Node1 TrigRoiDescriptor_p1 - m_phi0 - m_eta0 - m_zed0 - m_phiHalfWidth - m_etaHalfWidth - m_zedHalfWidth - m_etaPlus - m_etaMinus - m_l1Id - m_roiId - m_roiWord + TrigRoiDescriptor_p1() Node2 std::vector< uint32_t > + elements Node2->Node1 -m_serialized