# Other Features

## Signing Wallet

Message Signature feature

```kotlin
val signature = fncyWallet.postWalletSign(
    wid = 10000,
    dataToSign = "0x1234...", //
    signType = SignType, //Sign Type
    pinNumber = "123456" //Wallet Password
)
```

#### See Also

[postWalletSign](https://docs.fncy.world/fncy-2.0.2-eng/for-developers/wallet/sdk/methods#suspend-fun-postwalletsign)