| instanceId | The instance ID of the GameObject whose parent changed. Note that this is not the instance ID of the Transform component. |
| previousScene | The scene containing the previous parent. This is useful to detect whether a GameObject was moved to another scene. |
| previousParentInstanceId | The instance ID of the GameObject that was the previous parent of the target. Note that this is not the instance ID of its Transform. |
| newScene | The Scene containing the new parent. This is useful to detect whether a GameObject was moved to another scene or moved to the root of a scene. |
| newParentInstanceId | The instance ID of the GameObject that is the new parent of the target. Note that this is not the instance ID of its Transform. |
Constructs a new instance.