Introduction

This interface can be used when accessing Crypto Payment on telegram. ACH returns a web url and pulls up a page for user payment.

Regarding telegram bot, three usage modes are provided, depending on which front-end the merchant pulls up the payment page.

Browser mode: The merchant pulls up the weburl in the browser, and the payment page will be opened in the browser. After payment, it will jump to the redirectURL uploaded by the merchant
MINIAPP mode: The merchant pulls up the weburl in the miniapp, and the payment page will be embedded in the miniapp. The pop-up window will be closed after the payment is successful.(No need to uploaded redirectURL)
Bot mode: The merchant pulls up the ACH's bot, and jumps back to the merchant's bot after the payment is successful.

API Description

Request Method:POST

Request Path:open/api/tg/payment/V2

Request Parameters

Body Parameters

Parameter	Sign	Mandatory	Type	Length	Remarks
appId	Y	Y	string	64	AppId is uniqle for merchant
merchantOrderNo	Y	Y	string	64	Customer transaction ID
orderAmount	Y	Y	string	64	Order amount (amount unit: dollar)
payCurrency	Y	Y	string	64	Currency of payment (EUR / USD)
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 pay type
paymentNetworks	N	N	string	32	Specify payment network(separated by comma) Check on supported token list
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.
paymentExchange	Y	N	string	512	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. Check on Exchange codes and Wallet codes
tgModel	N	N	string	32	Telegram front-end display mode: BROWSER/MINIAPP/BOT

“customParam”: Extension parameter (required when tgModel is set to BOT)

Parameter	Sign	Mandatory	Type	Remarks
botName	N	N	string	bot user name
chatId	N	N	string	user tg chatId
orderDetail	N	N	string	Order description

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

Payment Currency

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

Telegram Front-end Display Mode

Mode	Name	Difference of WebURL	Difference of RedirectURL
BROWSER	Browser Mode	webUrl payment http address	redirectURL: Redirect to Merchant address after payment completed
MINIAPP	Pop-up mode	webUrl payment http address	redirectURL: Directly close the pop-up
BOT	Jump to payment bot mode	webUrl payment bot address	redirectURL: Redirect to Merchant bot address after payment completed

Request Parameter Example

{
    "appId": "6fdbaac2********5ad705e9293",
    "callbackURL": "https://crypto-payment-sbx.alchemy.cc/crypto/bot/cpCallback",
    "customParam": "{\"botName\":\"ABCDCryptoPaymentTestBot\",\"orderDetail\":\"ABDC Test BAG 🎒\",\"chatId\":\"68*****61\"}",
    "expiredTime": "999999",
    "merchantOrderNo": "17243134568514",
    "orderAmount": "10",
    "orderModel": "ORDER",
    "payCurrency": "USD",
    "sign": "TEST000001",
    "tgModel": "MINIAPP",
    "userId": "51*****[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

Response Parameter Example

{
    "code": "0",
    "model": {
        "orderNo": "300217243809185440066",
        "webUrl": "https://sbx-crypto-payment.alchemypay.org?orderNum=300217243809185440066"
    },
    "msg": "success",
    "traceId": "66c7f6f6f7e8c1827f4fe27905f96546"
}