The term price-controlled is identified in base64 scheme by the sequence cHJpY2UtY29udHJvbGxlZA==, while the MD5 signature is equal to 3147921e1f5145267e38b9520c0d3ae8. The ASCII encoding of price-controlled in hexadecimal notation is 70726963652d636f6e74726f6c6c6564.