| 0x0028 | 0x08 | padding / unreflected |
| 0x50 | LoadedCells | TSet<UWorldPartitionRuntimeCell*> | TransientProtected+3 flags | <TSet> |
| 0xA0 | ActivatedCells | FActivatedCells | TransientProtected+1 flags | {Cells=<TSet>} |
| 0x0120 | 0xB0 | padding / unreflected |
| 0x10 | ToActivateCells | TArray<UWorldPartitionRuntimeCell*> | TransientProtected+4 flags | [] |
| 0x10 | ToLoadCells | TArray<UWorldPartitionRuntimeCell*> | TransientProtected+4 flags | [] |
| 0x01F0 | 0x09 | padding / unreflected |
| 0x01 | bShouldMergeStreamingSourceInfo | bool | 5 flags | false |
| 0x01FA | 0x7E | unreflected bytes to end of UWorldPartitionStreamingPolicy |