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## Overview Our server adapts [REST](https://en.wikipedia.org/wiki/Representational_state_transfer “https://en.wikipedia.org/wiki/Representational_state_transfer”) archetype, so all requests are sent using HTTP POST. Payment Method Definitions
To help developers understand which fields apply to specific transaction types, the following defines what “Direct Pay”, “Electronic Payment (E-payment)”, and “Token Pay” refer to in TapPay APIs. Direct Pay
Definition:
Direct Pay refers to transactions where customers enter their credit card information directly on the merchant’s frontend to make a payment through TapPay’s payment gateway. E-Payment
Definition:
E-payment refers to transactions made through e-wallet accounts. Include: LINE Pay, JKOPay and Easy Wallet etc., please refer to the [e-payments support list](reference.html#e-payment-support-list “E Payment Support List”) for all supported e-payments. Supported fields and behaviors vary by e-payment providers. Token Pay
Definition:
Token Pay exclusively refers to transactions made with tokenized credit cards provisioned by mobile wallets (Apple Pay, Google Pay, Samsung Pay).