# AddErc1155TokenAttribute

### Description

This endpoint is used to add attributes to a specific NFT.

{% code overflow="wrap" %}

```csharp
public static VyTask<VyMetadataDto> AddErc1155TokenAttribute(eVyChain chain, string contractAddress, int tokenId, VyErc1155TokenAttributeDto reqParams)
```

{% endcode %}

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**Parameters**

| chain           | [eVyChain](https://sdk.venly.io/sdk-reference/c-sdk-v3/object-references/enum/evychain)                                      | The blockchain of the NFT collection |
| --------------- | ---------------------------------------------------------------------------------------------------------------------------- | ------------------------------------ |
| contractAddress | string                                                                                                                       | The NFT contract address             |
| tokenId         | int                                                                                                                          | The \`ID\` of the token              |
| reqParams       | [VyErc1155TokenAttributeDto](https://sdk.venly.io/sdk-reference/c-sdk-v3/object-references/token/vyerc1155tokenattributedto) | Request data for the operation       |

**Returns**

VyTask<[VyMetadataDto](https://sdk.venly.io/sdk-reference/c-sdk-v3/object-references/token/vymetadatadto)>
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{% endtabs %}