private static void GoooglePurchase() { string signedMessage = @"{""encryptedMessage"":""vXNLIj5wAZLiwno4 + S15beZiXqPiy5fcdElZC40s0kiVfMLAbb4pd0HPo79F + KO8wVwmicVoktih + YVQCn0EiDZpVKRSeoUFF3N9ZqHWVY8Rf6hZ8skcn3uAM8o4KdcQJEsXFm6AvohYjPwyTk7jlo3pDZtqnHbs + RnzAIQ3Zg7X6 + JaM / YlyVcHSMtUmcV87G1OgRjpBDPwavI9aF1JiVGnjOk9KBwEm24jQJuzswv9reyRlS6g49WE7WBZHjSkG2eLEo + dUZORo3pO4kTHwitXEPxXoeeLd / JJsSi4cBO22b2CHSltttaNnFOoicL5QJNKG7r2U2HxQT6LQ3LYD4ivH / 1sING61KH5Kwid9bgChtqGxjMB7reBNfrozOFOONklPe7DNmW + cfQ6NmoTdVsvkDH11yxf0SIOWEfxfWGoO + c20rj07bXCZdBVANN4YQw\u003d"",""ephemeralPublicKey"":""BGUnGL0ncAi0ZDX1Sqg6Wx25hOpqdRSJSB2guaeIJXYUX0N + LtU + 5KMxKKB1TPba7DsLcB8QOBxmqjI1Hm7bTB8\u003d"",""tag"":""TxPBUbgL / sjC1QnM7qdOzeUmYzy / 1NGB1vy8HsZmgJ8\u003d""}"; APITransacton apiT = new APITransacton(); TransactionBase t = new TransactionBase(); t.setQAEnvironment(); //t._aPIToken = "hurgle"; t.transactionType = TransactionBase.TransactionType.GooglePayPurchase; t.OrderId = "Purchase_15518123378jdxZ4EyQYwAEFF"; t.Environment = "QA"; t.googlePay_PaymentToken = new TransactionBase.GooglePay_PaymentToken() { signature = "MEUCIEMGWvKHXKhypHI3YQxbAO+mK0vA08ZmWg5RJ/zzT6SwAiEA1pH07JBaRcEMiEjvTYqLLTxopMpiJxXro30Pz5EUsic=", protocolVersion = "ECv1", signedMessage = signedMessage.Replace(" ", string.Empty) }; string Response = (apiT.PerformTransaction(t, "", "", "TC1")); Console.WriteLine("Google Purchase" + Response); }