Amazon Pay API SDK (Node.js) 2.3.2

Version 2.3.2 - February 2025

• Introducing new v2 Dispute APIs for PSPs (Payment Service Provider). Buyers can create a dispute by filing an Amazon Pay A-to-z Guarantee claim or by filing a chargeback with their bank.
• The createDispute API is used to notify Amazon of a newly created chargeback dispute by a buyer on a transaction processed by the PSP (Payment Service Provider), ensuring the dispute is properly accounted for in the Amazon Pay systems.
• The updateDispute API is used to notify Amazon of the closure status of a chargeback dispute initiated by a buyer for orders processed by a partner PSP (Payment Service Provider), ensuring proper accounting within the Amazon systems.
• The contestDispute API is used by the partner, on behalf of the merchant, to formally contest a dispute managed by Amazon, requiring the submission of necessary evidence files within the specified Dispute Window (11 days for Chargeback, 7 days for A-Z Claims).
• The uploadFile API is utilised by PSPs (Payment Service Provider) to upload file-based evidence when a merchant contests a dispute, providing the necessary reference ID to the evidence file as part of the Update Dispute API process.
• Introducing the updateCharge API which enables you to update the charge status of any PSP (Payment Service Provider) processed payment method (PPM) transactions.
• Added the Sample Code snippets for the Update Charge API, Disputes API's and uploadFile API