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POST
/
global
/
cashier
/
collect
/
apply
Cashier Collection Application
curl --request POST \
  --url https://uat-interface.haipay.asia/global/cashier/collect/apply \
  --header 'Content-Type: application/json' \
  --data '
{
  "appId": 123,
  "orderId": "<string>",
  "name": "<string>",
  "email": "jsmith@example.com",
  "amount": "<string>",
  "currency": "<string>",
  "callBackUrl": "<string>",
  "callBackFailUrl": "<string>",
  "subject": "<string>",
  "region": "<string>",
  "partnerUserId": "<string>",
  "sign": "<string>",
  "notifyUrl": "<string>",
  "body": "<string>"
}
'
{
  "status": "1",
  "error": "00000000",
  "msg": "",
  "data": {}
}

Documentation Index

Fetch the complete documentation index at: https://doc.haipay.net/llms.txt

Use this file to discover all available pages before exploring further.

​
Secret Key & Private Key (Generate Signature)

Body

application/json
​
appId
integer
required

Business ID (retrieved from the backend; must use the Cashier-specific APPID, currency is CASHIER)

​
orderId
string
required

Merchant order ID

Maximum string length: 48
​
name
string
required

User full name (recommended to use real name). Format: firstName + lastName, separated by a space, e.g., Donald John Trump

​
email
string<email>
required

Valid email address

​
amount
string
required

Transaction amount (accurate to two decimals; do not use punctuation symbols such as “,”)

Pattern: ^\d+\.\d{2}$
​
currency
string
required

Transaction currency. Supported: USD (minimum 0.99 USD). For other currencies, see Region Codes.

Required string length: 3
​
callBackUrl
string<uri>
required

Redirect URL after successful payment

​
callBackFailUrl
string<uri>
required

Redirect URL after failed payment

​
subject
string
required

Payment note (transaction title, product name, reason for payment, etc.)

​
region
string
required

use 2-letter code

Required string length: 2
​
partnerUserId
string
required

Unique user identifier (e.g., userId), used for risk control. Must be real/valid, otherwise it may affect transactions. Allowed format: numbers, letters, or symbols -~!@#$%&*()_.

Pattern: ^[A-Za-z0-9\-~!@#$%&*()_]+$
​
sign
string
required

Signature

​
notifyUrl
string<uri>

Callback URL

​
body
string

Detailed remarks

Response

200 - application/json
​
status
string
default:1

1: Normal, 0: Exception

​
error
string
default:00000000

Error code

​
msg
string
default:""

Error description

​
data
object
Last modified on May 22, 2026