Query DR

Structure of QueryDR Request

https://neopay-domain?[key1=value]&[key2=value]&... (below table is the description of key and value, no ordering required)

Table of Parameter

Parameter	Data type	Required	Description
neo_MerchantCode	String	Y	The merchant code is provided by NeoX
neo_Version	String	Y	Version of API, "1" as default
neo_Command	String	Y	“QUERY_DR” as default
neo_MerchantTxnID	String	Y	Unique - The merchant transaction ID is provided by merchant
neo_SecureHash	String	Y	Use SHA256 to hash the above parameters (sort the key by Alphabet order) + Secret Key (is provided by NeoX after actual integrating)

Table of Data Response

Parameter	Data type	Description
neo_DRExists	String	Indicate that transaction exists or not. - Y: transaction existed - N: transaction is not exists
neo_ResponseCode	Number	Result of transaction: 0: transaction success != 0: transaction failed, refer to table of error code
neo_ResponseMsg	String	Error description.
neo_MerchantCode	String	The merchant code is provided by NeoX.
neo_Currency	String	Transaction currency, default is “VND”
neo_Locale	String	The language will use on payment page, support: “vi”, “en".
neo_Version	String	Payment gateway version, “1” as default
neo_Command	String	"PAY" as default.
neo_Amount	Number	Order amount.
neo_MerchantTxnID	String	Transaction ID is provided by merchant, it must be unique on merchant’s system and on each request, accept only characters, numerics and list of symbols: “-”, “_”.
neo_OrderID	String	Order ID of the transaction, only accept characters, numerics and list of symbols: “-”, “_”.
neo_OrderInfo	String	Order information, max length 256
neo_TransactionID	String	Unique - Transaction ID is generated by NeoX.
neo_TransAmount	number	Transaction amount (partial payment).
neo_ExtData	Object	Extra data of transaction.

Note: Should call this API 5 mins after payment made.