# IBlob Interface

Namespace: [Qlik.Engine](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Engine.htm)  
Assembly: Qlik.Engine.dll

A class representing binary data.

## Syntax

```
[ValueClass]
public interface IBlob
```

## Properties

| Name | Description |
| --- | --- |
| [Bytes](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Engine.IBlob.Bytes.htm#Qlik_Engine_IBlob_Bytes) | The byte representation of the blob. |
| [Value](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Engine.IBlob.Value.htm#Qlik_Engine_IBlob_Value) | The Base64 encoded string representation of the blob. |