| 0x0010 | 0x40 | padding / unreflected |
| 0x04 | <MaxMembersInSession>k__BackingField | uint | Private+1 flags |
| 0x04 | <Visibility>k__BackingField | XblMultiplayerSessionVisibility | Private+1 flags |
| 0x08 | <InitiatorXuids>k__BackingField | ulong[] | Private+1 flags |
| 0x08 | <CustomJson>k__BackingField | string | Private+1 flags |
| 0x08 | <SessionCloudComputePackageConstantsJson>k__BackingField | string | Private+1 flags |
| 0x08 | <MemberReservedTimeout>k__BackingField | ulong | Private+1 flags |
| 0x08 | <MemberInactiveTimeout>k__BackingField | ulong | Private+1 flags |
| 0x08 | <MemberReadyTimeout>k__BackingField | ulong | Private+1 flags |
| 0x08 | <SessionEmptyTimeout>k__BackingField | ulong | Private+1 flags |
| 0x08 | <ArbitrationTimeout>k__BackingField | ulong | Private+1 flags |
| 0x08 | <ForfeitTimeout>k__BackingField | ulong | Private+1 flags |
| 0x01 | <EnableMetricsLatency>k__BackingField | bool | Private+1 flags |
| 0x01 | <EnableMetricsBandwidthDown>k__BackingField | bool | Private+1 flags |
| 0x01 | <EnableMetricsBandwidthUp>k__BackingField | bool | Private+1 flags |
| 0x01 | <EnableMetricsCustom>k__BackingField | bool | Private+1 flags |
| 0x08 | <MemberInitialization>k__BackingField | XblMultiplayerMemberInitialization | Private+1 flags |
| 0x08 | <PeerToPeerRequirements>k__BackingField | XblMultiplayerPeerToPeerRequirements | Private+1 flags |
| 0x08 | <PeerToHostRequirements>k__BackingField | XblMultiplayerPeerToHostRequirements | Private+1 flags |
| 0x08 | <MeasurementServerAddressesJson>k__BackingField | string | Private+1 flags |
| 0x01 | <ClientMatchmakingCapable>k__BackingField | bool | Private+1 flags |
| 0x08 | <SessionCapabilities>k__BackingField | XblMultiplayerSessionCapabilities | Private+1 flags |
| 0x008D | 0x03 | unreflected bytes to end of XblMultiplayerSessionConstants |