The term metallic element is identified in base64 scheme by the sequence bWV0YWxsaWMgZWxlbWVudA==, while the MD5 signature is equal to 71f674abf794678c85aac8cab08d6e9d. The ASCII encoding of metallic element in hexadecimal notation is 6d6574616c6c696320656c656d656e74.