---
url: >-
  https://acquirer-api-docs-v4-en.pingpongx.com/en/notes/tokenization/oneClickPayment/unbind/index.md
description: >-
  The unbind interface is used to解除已绑定的支付卡, applicable when users no longer use
  a specific card for quick payments or need to change payment methods. This
  interface belongs to the tokenization module, and by providing necessary
  parameters such as token_id, it can securely cancel the association between
  the card and account, ensuring user information security while simplifying the
  management process.
---
# Unbind Interface

```apidef
endpoint: POST /v4/paymethod/unbind
name: Unbind Interface
summary: Cancel an APM agreement
variant: APM
tags: Tokenization, APM
```

The unbind interface is used to解除已绑定的支付卡, applicable when users no longer use a specific card for quick payments or need to change payment methods. This interface belongs to the tokenization module, and by providing necessary parameters such as token_id, it can securely cancel the association between the card and account, ensuring user information security while simplifying the management process.

## Request Parameters

| Parameter | Type | Required | Description |
|--------|------|------|------|
| accId | string | M | Unique identifier for the store, which will appear in the response message after creation; inputting it means modifying the data |
| clientId | string | M | PingPong Merchant ID |
| signType | string | M | Supports MD5 , SHA256; for details, see the Signature Specification: /en/notes/guide/sign/ section of this document |
| sign | string | M | Signature; for details, see the Signature Specification: /en/notes/guide/sign/ section of this document. All parameters participate in the signature |
| version | string | M | Version number, currently fixed at 1.0, may be adjusted with changes to the interface in the future |
| bizContent | string | M | Collection of request parameters, with no limit on maximum length. Except for common request parameters, all other request parameters must be passed within this parameter, format: JSON string |
| └─ requestId | string | M | Unique Request Number |
| └─ merchantUserId | string | M | Member ID, the user's member ID on the merchant website |
| └─ token | string | M | Authorization Token |
| └─ notificationUrl | string | M | Merchant notification address.
URL recommendation: use a complete URL with a publicly reachable domain name. Standard web ports are recommended (HTTPS defaults to 443 and HTTP defaults to 80). Ensure the URL can reliably receive PingPongCheckout asynchronous notifications. |

### Request Example

```json
{
  "accId": "2022102018024210348883",
  "bizContent": "{\"merchantUserId\":\"1260489643332523151\",\"requestId\":\"PMT-PJ9QZGNGMW1716801752174\",\"notificationUrl\":\"https://test-acquirerpay.pingpongx.com/qa/result.html\",\"token\":\"43abe73a602bedb797a89aa22b0364fd\"}",
  "clientId": "2022102018024210348",
  "sign": "7680BF5DD90EF3BA2FB11C63CCD79A10A5E24FA56B473BF7592BA426306F7749",
  "signType": "SHA256",
  "version": "1.0"
}
```

## Response Parameters

| Parameter | Type | Description |
|--------|------|------|
| code | string | Result status code, see the appendix Status Code Table: /en/notes/appendix/successCodeList/ |
| description | string | Result description |
| sign | string | Signature; for details, see the Signature Specification: /en/notes/guide/sign/ section of this document. All parameters participate in the signature |
| signType | string | Supports MD5 , SHA256; for details, see the Signature Specification: /en/notes/guide/sign/ section of this document |
| bizContent | string | Business response parameters |
| └─ token | string | authorization token |
| └─ merchantUserId | string | user id |
| └─ status | string | status, INVALID |

### Response Example

```json
{
  "bizContent": "{\"token\":\"2f8ce12358632f7174dcad9b4fc004c9\",\"merchantUserId\":\"126048964333251315123\",\"status\":\"INVALID\"}",
  "code": "001000",
  "description": "Successful request",
  "sign": "382DE1E1562980708FFA7547260D802CBD6FA6EC883797D102ADA37A58DCA5D9",
  "signType": "SHA256"
}
```