> ## Documentation Index
> Fetch the complete documentation index at: https://pwapi.uuwallet.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Introduction

<Note>
  The following interface responses are plaintext before communication encryption
</Note>

**Encrypted Response Example:**

```json
{
  "key" : "38859e263747adad524566278efa64c6",
  "data" : "UDQw7ica5+5o1A0CfygItW/daJzDmhxbNgF20k3HUCD333KE0LWCMpnJpV2uYBEVD8qMgITwbjjqQVER2kus9FLTdRDu/nPLR/NTblg7x54a0V6AovmpwDkI9hUemp3435NprJc1IQ8w0HriF5wNaAFDllHlM+3/uGWKnFILwwipte+VoXigk/IDrjFzQS5/cCrCdFbbvUL164NiCyaezEgjKhkZJnVbmNi0GdWvBGPAhJ6235xzmSq25fphRpIbn8Fzxkjc2jpgUdvxlpDMVEBIQFBUmldJ6yPoUlK82UDlF1X3mICxktWjS60QKI4uRHtqU4jqJLmKBU8pZ1+E/w=="
}
```

Merchants need to decrypt the data to obtain the plaintext