The term hub-and-spoke is identified in base64 scheme by the sequence aHViLWFuZC1zcG9rZQ==, while the MD5 signature is equal to 7caa27f3ff5d03d1aa254f64e99a7167. The ASCII encoding of hub-and-spoke in hexadecimal notation is 6875622d616e642d73706f6b65.