Creating a payment

To interact with the API, use the Unitpay PHP-SDK library.

https://unitpay.money/api?
     method=initPayment 
     params[paymentType]=card
     params[account]=order413 
     params[sum]=100
     params[desc]=description
     params[projectId]=123456
     params[secretKey]=key

Required parameters:

	Type	Description
paymentType	line	Code of the payment system through which the payment will be made
account	line	Subscriber ID in the partner's system (for example, the subscriber's login or email)
sum	number	Amount of payment in USD (for example, 10.00)
desc	line	Order description
projectId	number	Your project ID in the UnitPay system
secretKey	line	Secret key, available in the project settings

The value of project Id and SECRET KEY of the project can be found on the Project Settings page:

Additional payment parameters:

	Value	Description
currency	line	The order currency according to ISO 4217 (RUB, UAH, BYN, EUR, USD etc. Currency codes). If the payment system does not support the required currency, the amount will be converted to the payment system currency
locale	line	It is mandatory to specify the payment form language, acceptable values: ru, en. By default, the form language is determined based on the country that the user's IP address belongs to
backUrl	line	The user's return address from the payment form without making a purchase; the project address is used by default. The project domain must be used in the address. Examples: https://redirect.<project domain>/?someParams", "https://<project domain>/redirect/
resultUrl	line	Url encoded branching address to which the user is sent after payment (for example, http://yoursite.ru). If this parameter is not set, the address of the payment receipt page will be used.
subscription	true/false	Use this flag if you want to create a subscription under the payer's card. The subscription ID (subscriptionId) will be transmitted in the PAY method to your payment handler. Subscriptions can only be used after approval by your supervising manager
subscriptionId	number	The subscription ID in respect of which it is necessary to debit the funds. This parameter should be previously received in the PAY method to your payment handler

You can run the query in test mode. Learn more

Successful response

{"result": {
    "message": "Payment has been successfully created",
    "paymentId": "1400072",  
    "type": "redirect", 
    "redirectUrl": "http://unitpay.money/pay/redirect/111-ab34c22" 
}}

	Value	Description
message	line	Information about the result of payment generation
type	line	redirect — requires redirection to the payment platform gateway invoice — invoice is generated automatically, payment is made by the user through the payment system's account
paymentId	number	Payment number in the UnitPay system
redirectUrl	line	URL for redirecting the user to the payment platform gateway. If the payment does not require redirecting, this parameter will not be available

Error response

{"error": {
    "message": "Error description"
}}

	Value	Description
message	line	Information with a description of the payment generation error