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

# Notify Cashier URL

> Receive the cashier redirect URL for use with the my.tradePay JSAPI.

`POST /v1/payments/notifyCashierUrl`

A notification endpoint implemented by the merchant. The wallet sends the cashier redirect URL, which can then be passed to the `my.tradePay` JSAPI in the Mini Program.

## Request Parameters

<ParamField body="paymentId" type="string" required>
  The payment ID of the original payment order.

  **Max length**: 64 characters
</ParamField>

<ParamField body="cashierRedirectUrl" type="string" required>
  The cashier redirect URL to use in `my.tradePay`.

  **Max length**: 1024 characters
</ParamField>

## Response Parameters

<ResponseField name="result" type="object" required>
  Standard result object with `resultCode`, `resultStatus`, `resultMessage`
</ResponseField>

## Result Codes

| resultStatus | resultCode          | Description               |
| ------------ | ------------------- | ------------------------- |
| `S`          | `SUCCESS`           | Notification acknowledged |
| `U`          | `UNKNOWN_EXCEPTION` | Unknown error occurred    |