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

# 剩余预付余额

此功能允许支付网关报告当前交易后持卡人剩余的预付余额,该余额会在交易结束时显示给用户。

## 如何实施

在 Settlement 端点响应或 Sale 端点响应中,按以下方式设置 Balance 对象:

* `RegularCreditType` = 1
* `RegularCredit` = 余额金额。

请参阅下面的示例：

```json theme={null}
{"Balance": {
  "RegularCreditType": 1,
  "RegularCredit": 50.0}}
```


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