Inquiry Last Token (Dynamic Token Only)

The signature for tokenization inquiry last token by these steps :

1. stringToSign = "##" + strings.ToUpper(username) + "##" + strings.ToUpper(password) + "##" + strings.ToUpper(merchant_tranid) + "##"

2. hash sha256 stringToSign in binary

3. encode to base64

Sample Generate Signature :

stringToSign = "##" + "MPGS_PURCHASE" + "##" + "ABCDE" + "##" + "TKN106" + "##"