The term commercial activity is identified in base64 scheme by the sequence Y29tbWVyY2lhbCBhY3Rpdml0eQ==, while the MD5 signature is equal to ea9c5f45ce8ffd2a95c60b00e3d0d395. The ASCII encoding of commercial activity in hexadecimal notation is 636f6d6d65726369616c206163746976697479.