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    Lyra Collect Documentation
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    Adding the payment button for UnionPay

    Download PDF
    • Presentation
    • Technical information
    • Prerequisites
    • Payment process
    • Transaction settlement
    • Establishing interaction with the payment gateway
    • Setting up notifications
      • Setting up the Instant Payment Notification
      • Setting up a notification on batch change
    • Generating a payment form
      • Creating an UnionPay payment request
    • Sending the payment request
      • Redirecting the buyer to the payment page
      • Processing errors
    • Analyzing the payment result
      • Processing the response data
      • Analyzing the result of the authorization request
    • Making a refund via the Lyra Collect Back Office

    Sending the payment request

    The buyer will be able to finalize his/her purchase once he/she is redirected to the payment page.

    The buyer's browser must transmit the payment form data.

    • Redirecting the buyer to the payment page
    • Processing errors
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    PayZen Documentation

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