HKD Collection Application
Create collection order. Use the appId corresponding to HKD. After successful user payment, the HKD balance will be increased.
Documentation Index
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Secret Key & Private Key (Generate Signature)
Related Topics
Body
Business ID (retrieved from the backend, must correspond to the currency in the URL)
Merchant order number
48Customer name, recommended to use the real name. Format: firstName + lastName separated by a space, e.g. Donald John Trump
Real phone number
Valid email address
Transaction amount, up to 2 decimal places
^\d+\.?\d{0,2}$Transaction type
Redirect URL after successful payment
Redirect URL after failed payment
Unique user identifier (e.g., userId). Must be valid, otherwise it may affect risk control. Allowed characters: digits, letters, and common symbols -~!@#$%&*()_
^[A-Za-z0-9\-~!@#$%&*()_]+$Signature
Notification URL
Payment note
Payment details

