The term mettlesomeness is identified in base64 scheme by the sequence bWV0dGxlc29tZW5lc3M=, while the MD5 signature is equal to 60fbbb2d35c8a5b4b116dfb6e221b2ac. The ASCII encoding of mettlesomeness in hexadecimal notation is 6d6574746c65736f6d656e657373.