For AI agents: visit https://transactpay.readme.io/llms.txt for an index of all pages formatted in Markdown and endpoints in OpenAPI. Append .md to any documentation page URL to get its markdown version.
The Save Card endpoint is used to tokenize a customer’s card after completing a successful order. Once saved, the response includes a cardToken that can be used for future payments via the Tokenized Charge API.
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Good to know
You must complete the order successfully before using this endpoint.
Payload should be encrypted using RSA encryption (PKCS#1 v1.5).
This helps securely store the customer’s card for seamless future payments.