The term self-aggrandisement is identified in base64 scheme by the sequence c2VsZi1hZ2dyYW5kaXNlbWVudA==, while the MD5 signature is equal to 015e3b9fda4e8c545a851fbbdccbdf2c. The ASCII encoding of self-aggrandisement in hexadecimal notation is 73656c662d61676772616e646973656d656e74.