The term instrumental role is identified in base64 scheme by the sequence aW5zdHJ1bWVudGFsIHJvbGU=, while the MD5 signature is equal to 0eec41bc7367d691a296a5c2615e58e8. The ASCII encoding of instrumental role in hexadecimal notation is 696e737472756d656e74616c20726f6c65.