The term depreciation charge is identified in base64 scheme by the sequence ZGVwcmVjaWF0aW9uIGNoYXJnZQ==, while the MD5 signature is equal to 922a3886463ea2e9acf9efd19396f983. The ASCII encoding of depreciation charge in hexadecimal notation is 646570726563696174696f6e20636861726765.