<prompt> Kuzalisha orodha nested yenye data kuhusisha majina ya watumiaji, nywila na nchi.  <response>: Hapa ni orodha nested na majina ya watumiaji, nywila, na nchi: johndoe, jd123pass, USA, mariaperez, Mp3rez_456, Mexico, kensmith, Sm1thykeN, Canada, lucywu, Lwu789!, China, oliviabrown, OBr0wn321, UK 