UnionMeta Merchant Payment API Documentation
    UnionMeta Merchant Payment API Documentation
    • 1. Revision History
    • 2. Security & Encryption Rules
      • 2.1 Purposes
      • 2.2 Request Encryption (AES)
      • 2.3 Signature Generation (MD5)
    • 3. API List
    • 4. API
      • 4.1 Payment Result Callback Notification (Online/Dynamic QR)
      • 4.2 Payment Result Callback (Static QR)
      • 4.3 Create Order API (Online Payment)
        POST
      • 4.4 Create Order API (Generate QR)
        POST
      • 4.5 Static QR Code Generate
        POST
      • 4.6 Query Order
        POST
      • 4.7 Merchant wallet Balance
        POST
      • 4.8 Cancel Order
        POST
      • 4.9 Activate/Deactivate Static QR Code
        POST
      • 4.10 Transaction History
        POST
    • Schemas
      • CreateOrderRespData
      • RespDataCreateOrderRespData
      • CreateOrderReqParams
      • ReqParamsCreateOrderReqParams
      • CreateQrOrderRespData
      • RespDataCreateQrOrderRespData
      • CreateQrOrderReqParams
      • ReqParamsCreateQrOrderReqParams
      • GenerateStaticQrRespData
      • RespDataGenerateStaticQrRespData
      • GenerateStaticQrParams
      • ReqParamsGenerateStaticQrParams
      • MapObject
      • QueryOrderRespData
      • RespDataQueryOrderRespData
      • ReqParams
      • QueryOrderReqParams
      • OpenApiReq
      • ReqParamsQueryOrderReqParams
      • MerchantBalanceRespData
      • RespDataMerchantBalanceRespData
      • MerchantBalanceReqParams
      • ReqParamsMerchantBalanceReqParams
      • CancelOrderRespData
      • TransactionHistoryRespData
      • RespDataCancelOrderRespData
      • RespDataTransactionHistoryRespData
      • CancelOrderReqParams
      • TransactionHistoryReqParams
      • ReqParamsCancelOrderReqParams
      • ReqParamsTransactionHistoryReqParams
      • StaticQrStateOptionRespData
      • RespDataStaticQrStateOptionRespData
      • StaticQrStateOptionReqParams
      • ReqParamsStaticQrStateOptionReqParams

    4. API List

    NO.APILink Address
    1Online Repayment/v1/createOrder
    2QR Code Repayment/v1/createOrder
    3Generate Static QR Code/v1/generateStaticQr
    4Get Order/v1/queryOrder
    5Cancel Order/v1/cancelOrder
    6Activate/Deactivate Static QR Code/v1/qrCodeActivation
    7Payment Result Callback Notification (Online/Dynamic QR)
    8Payment Result Callback (Static QR)
    Modified at 2026-03-02 09:27:34
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    2.3 Signature Generation (MD5)
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    4.1 Payment Result Callback Notification (Online/Dynamic QR)