The term sphere of influence is identified in base64 scheme by the sequence c3BoZXJlIG9mIGluZmx1ZW5jZQ==, while the MD5 signature is equal to 91705392897468ea9ef79ee27ef3bf0c. The ASCII encoding of sphere of influence in hexadecimal notation is 737068657265206f6620696e666c75656e6365.