Introduction

Generate an order through this interface, we would return the web url, and the user pay at front end.

MUST Keep the orderNo from response, it is uniquely identifies for order query.

API Description

Request Method: POST

Request Path: open/api/payment/V2

Request Parameters

Body Parameters

Parameter	Sign	Mandatory	Type	Length	Remarks
appId	Y	Y	string	64	AppId is uniqle for merchant
sign	N	Y	string	256	Sign
merchantOrderNo	Y	Y	string	64	Customer transaction ID, only number
orderAmount	Y	Y	string	64	Order amount (amount unit: dollar)
payCurrency	Y	Y	string	64	Currency of payment (e.g.: EUR)
userId	Y	Y	string	128	UserId is uniqle for user (email / phone number)
paymentTokens	Y	N	string	128	1. Specify payment token, multiple tokens can be transferred 2. After transfer, users can only use the listed tokens for payment 3. Must be included in the merchant configuration token table 4. Will work on both coin payment and exchange Check on supported token list
redirectURL	N	N	string	512	The redirection address after the successful purchase
callbackURL	N	N	string	512	The address receiving order webhook
customParam	N	N	string	512	Merchant custom parameters
expiredTime	N	N	string	32	Time of expire (no more than 172800 second) Example:if the order expires in 1 hour, please upload 3600.
payType	N	N	string	32	Type of payment Check on Payment Methods
paymentNetworks	N	N	string	32	Specify payment network(separated by comma) Check on supported token list
paymentExchange	Y	N	string	512	Exchange Code and Wallet Code Payment method require configuration exchange method/ wallet method. Specify the exchange/ wallet, multiple transfers are acceptable. Users can only use the specified exchange/wallet to pay under the exchange payment/wallet payment method by sending this parameter.
orderModel	N	N	string	32	Order mode (ORDER/RECHARGE) capital letter required ORDER: order mode order would related to order amount strictly, order fails when user payment amount lower than order amount. RECHARGE: recharge mode order would count as success when received user token.And mark the payment amount as final result.

Payment Methods

Payment Method	Payment Method Code
QR Code Payment	`WALLET`
Binance Pay	`BINANCE_PAY`
Exchange	`EXCHANGE`
Wallet Payment	`WALLET_PAY`

Exchange Codes

Exchange	Code
Kraken	16f021b0-f220-4bbb-aa3b-82d423301957
Paxos	2fdd678d-8ece-49f5-992c-a1d7c4367833
Bybit	3b8d8911-b2c0-4c1a-9127-675653c21960
Coinbase	47624467-e52e-4938-a41a-7926b6c27acf
Robinhood	6e192ebb-a073-4055-bbd7-d644539c9a20
Binance	9226e5c2-ebc3-4fdd-94f6-ed52cdce1420

Wallet Codes

Wallet	Code
Metamask	34aeb688-decb-485f-9d80-b66466783394
Trust Wallet	7f4307ea-58c6-4678-9eb2-fec205de5401
Coinbase Wallet	6132432e-d59c-4555-9844-cea0ce600ba3
Uniswap Wallet	58c89cae-b2ff-4176-85a3-1d1f7795cbe0
Blockchain Wallet	d22f63a1-50c0-4439-961c-870fc430c979
Bitcoin.com Wallet	f4b147b5-d166-4e6e-b4c1-e59d401cde11
Crypto.com Wallet Prime	e16f1dc8-7577-4170-a67f-5ebb266e410e
imToken	7f523342-0bc6-4465-a035-bb4d2ed693ed
Rainbow	8a60d227-2825-4158-b14b-3c8443a2b681

Supported payCurrency:

Currency	Regular	Example
USD	2 non-zero decimal places after the decimal point	100.12
EUR	2 non-zero decimal places after the decimal point	100.12
HKD	2 non-zero decimal places after the decimal point	100.12
IDR	integer	1000
THB	integer	1000
VND	integer	1000
Token Name(USDT)	The token used for unit configured, 8 non-zero decimal places after the decimal point	1.12345678

Request Parameter Example

{
    "appId": "TEST000001",
    "callbackURL": "https://90fc-111-10-154.ngrok-free.app/v1/xxxxx",
    "expiredTime": "60",
    "merchantOrderNo": "17236123450000",
    "orderAmount": "100",
    "orderModel": "ORDER",
    "payCurrency": "USD",
    "paymentTokens": "ETH",
    "redirectURL": "https://50xxxxx832.vicp.fun/platform/xxxxx",
    "sign": "07572BA8F945685E6BB57FC21FDE74E7217A015E00FD56176F3A500465817B33FAC086DA7887AC266BA8518960F0FE208DE1A8E105978B185A8D136DD0F6",
    "userId": "[email protected]"
}

Response Parameters

Body Parameters:

Parameter	Type	Details
success	boolean	Success
error	boolean	Error
code	long	Response code
msg	string	Response message
traceId	string	Trace id
model	object	Response details
checkout address	string	checkout web address

Response Parameter Example

{
    "code": "0",
    "model": {
        "orderNo": "300217236173748123456",
        "webUrl": "https://crypto-payment.alchemypay.org?orderNum=30012345678923456"
    },
    "msg": "success",
    "traceId": "66bc505e9f97eafb6ca69d123471cb"
}