# OriginatingSubId

> Secondary session-unique ID for the originating object. This is typically the authoring Component's InstanceID.

## Definition

* **Type:** Property
* **Namespace:** [Unity.Entities](/engine/7000.0/script-reference/unity/entities.md)
* **Assembly:** UnityEngine.EntitiesModule

> **Warning:**
>
> **Removed.** OriginatingSubId is deprecated, use OriginatingSubEntityId

```csharp
public int OriginatingSubId { get; set; }
```