# UpdateErc1155TokenTypeMetadata

This endpoint is used to update the metadata of a token-type.

{% code overflow="wrap" %}

```cpp
void UpdateErc1155TokenTypeMetadata(EVyChain Chain, FString ContractAddress, int TokenTypeId, const FVyUpdateErc1155TokenTypeMetadataRequest& Params, const FVyOnUpdateErc1155TokenTypeMetadataComplete& OnComplete) const;
```

{% endcode %}

\
**Parameters**

| Chain           | [EVyChain](https://sdk.venly.io/sdk-reference/ue5-sdk-v3/object-references/shared/enum/evychain)                                                           | The blockchain of the contract.                                                         |
| --------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------- |
| ContractAddress | FString                                                                                                                                                    | The contract address.                                                                   |
| TokenTypeId     | int                                                                                                                                                        | The \`id\` of the token-type whose metadata you want to update.                         |
| Params          | [FVyUpdateErc1155TokenTypeMetadataRequest](https://sdk.venly.io/sdk-reference/ue5-sdk-v3/object-references/token/fvyupdateerc1155tokentypemetadatarequest) | Parameters for this operation (FVyUpdateErc1155TokenTypeMetadataRequest)                |
| OnComplete      | FVyOnUpdateErc1155TokenTypeMetadataComplete                                                                                                                | The callback function called when the user preferences retrieval operation is complete. |

\
**OnComplete Callback** (FVyOnUpdateErc1155TokenTypeMetadataComplete)\
Contains a [FVyMetadataDto](https://sdk.venly.io/sdk-reference/ue5-sdk-v3/object-references/token/fvymetadatadto) response type