The term off-line operation is identified in base64 scheme by the sequence b2ZmLWxpbmUgb3BlcmF0aW9u, while the MD5 signature is equal to ab3335eb00b6fd7aa611309db084b6bf. The ASCII encoding of off-line operation in hexadecimal notation is 6f66662d6c696e65206f7065726174696f6e.