We support all currecny transaction, which can be configured under certain Acquirer. For testing acquirer given in sandbox testing, only '156' currency is supported. Please use 156 currency code to test, or you will recieve 'Message Format Error'
Please check whether the 'acquirerIIN' is 47030344. This IIN does not require developers to encrypt and sign request message.Currently, other IIN is not supported.
'Void' supports trasactions happened in that day, and 'Refund' supports trasactions happened in one year.