# AddErc1155TokenAttribute

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

{% code overflow="wrap" %}

```cpp
void AddErc1155TokenAttribute(EVyChain Chain, FString ContractAddress, int TokenId, const FVyAddErc1155TokenAttributeRequest& Params, const FVyOnAddErc1155TokenAttributeComplete& OnComplete) const;
```

{% endcode %}

\
**Parameters**

| Chain           | [EVyChain](https://sdk.venly.io/sdk-reference/ue5-sdk-v3/object-references/shared/enum/evychain)                                               | The blockchain of the NFT collection                                                    |
| --------------- | ---------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------- |
| ContractAddress | FString                                                                                                                                        | The NFT contract address                                                                |
| TokenId         | int                                                                                                                                            | The \`ID\` of the token                                                                 |
| Params          | [FVyAddErc1155TokenAttributeRequest](https://sdk.venly.io/sdk-reference/ue5-sdk-v3/object-references/token/fvyadderc1155tokenattributerequest) | Parameters for this operation (FVyAddErc1155TokenAttributeRequest)                      |
| OnComplete      | FVyOnAddErc1155TokenAttributeComplete                                                                                                          | The callback function called when the user preferences retrieval operation is complete. |

\
**OnComplete Callback** (FVyOnAddErc1155TokenAttributeComplete)\
Contains a [FVyMetadataDto](https://sdk.venly.io/sdk-reference/ue5-sdk-v3/object-references/token/fvymetadatadto) response type