How to specifying the encoding format as UTF-8 when using MD5 encryption.

How to specifying the encoding format as UTF-8 when using MD5 encryption.

Hello everyone
       Has anyone encountered this situation?
       Data interaction between zc and other platforms through api requires md encryption. Corresponding to the encryption format that needs to be specified as UTF-8.  
So ,How to  specifying the encoding format as UTF-8 when using MD5 encryption?
info zoho.encryption.md5("中文数据").toUpperCase();

Data encrypted using the Java MD5 UTF-8 character set is
679A05CFFA54031F5D779F714D6E3EDF

Data encrypted using the Java MD5 US_ASCII character set is
E94F0BFAB8C987A7437BA4E1697C1CC0

Data encrypted using the Java MD5 ISO_8859_1 character set is
E94F0BFAB8C987A7437BA4E1697C1CC0

Data encrypted using the Zoho MD5 function is
E94F0BFAB8C987A7437BA4E1697C1CC0

How to  specifying the encoding format as UTF-8 when using MD5 encryption?