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Product Guide
API Reference
Resource Download
Help Center

Getting Started

Overview

Scenario Capabilities

Onboarding Steps

Payin Capabilities

CKP Checkout Page

Interaction

Integration Prep

Integration Steps

Deeplink Redirect

Interaction

Integration Prep

Integration Steps

QRCode Display

Interaction

Integration Prep

Integration Steps

Payout Capabilities

Capability Overview

Deposit

Crypto Withdraw / Payout

Fiat Withdraw

Receive Payout Result

Supported Chains and Currencies

Supported Chains

Supported Currencies

Appendix

Wallets / Currencies / Chains

Transaction Status

Payment Status

Refund Status

Withdraw Status

Batch Status

Error Code Description

Signature Algorithm

Error Codes

Error Code Message
SYS_SUCCESS Success
INVALID_SIGNATURE Invalid signature
APP_NOT_FOUND App not found
INVALID_REQUEST Invalid request
ORDER_CLOSE Order close
WITHDRAW_WITHDRAWAL_NOT_FOUND Withdrawal record not found
DUPLICATE_ORDER Order already exists
INTERNAL_SERVICE_ERROR Paydify service interruption
SYSTEM_ERROR System error
UNKNOW_EXCEPTION Unknown exception
USERASSET_INSUFFICIENT_BALANCE Insufficient balance
MERCHANT_ID_REQUIRED merchantId is required for partner credential
MERCHANT_APP_ID_REQUIRED merchantAppId is required: multiple apps granted for this merchant
MERCHANT_GRANT_INVALID No active grant covers the requested merchant
MERCHANT_STATE_INVALID Target merchant is not active

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