The term return on investment is identified in base64 scheme by the sequence cmV0dXJuIG9uIGludmVzdG1lbnQ=, while the MD5 signature is equal to 20713c36f25b40eb0259f6ae52f65b19. The ASCII encoding of return on investment in hexadecimal notation is 72657475726e206f6e20696e766573746d656e74.