---
url: >-
  https://acquirer-api-docs-v4-en.pingpongx.com/en/notes/notify/invoice/customerUpdated/index.md
description: >-
  The Customer Updated notification (CUSTOMER_UPDATED) is triggered when a
  customer profile is updated, carrying the PingPong customer ID and the
  merchant-side customer identifier.
---
# Customer Updated Notification

```apidef
endpoint: POST customer.updated
name: Customer Updated Notification
summary: Customer profile updated async callback
tags: Notify, Invoice, Customer
```

The Customer Updated notification (CUSTOMER_UPDATED) is triggered when a customer profile is updated, carrying the PingPong customer ID and the merchant-side customer identifier.

## Request Parameters

| Parameter | Type | Required | Description |
|--------|------|------|------|
| clientId | string | M | Merchant ID. |
| accId | string | M | Store ID. |
| signType | string | M | Signature type, MD5. |
| bizContent | string | M | Business message as a JSON string. The first field, notifyType , identifies the event type. Business fields are camelCase and time fields are second-level timestamp numbers; see each event for details. |
| └─ notifyType | string | M | Event type, fixed as CUSTOMER_UPDATED for this event. |
| └─ customerId | string | M | PingPong customer ID. |
| └─ partnerCustomerId | string | M | Merchant-side customer identifier. |
| sign | string | M | Signature value, verified using the V4 signature specification. All parameters participate in the signature. |

### Request Example

```json
{
  "clientId": "20250101123456",
  "accId": "ACC001",
  "signType": "MD5",
  "bizContent": "{\"notifyType\":\"CUSTOMER_UPDATED\",\"customerId\":\"CUS-2610191028100000003900031522\",\"partnerCustomerId\":\"cust-MVF42TZK7602\"}",
  "sign": "SIGN_VALUE"
}
```