17db96d56Sopenharmony_ciContent-Type: message/rfc822 27db96d56Sopenharmony_ciMIME-Version: 1.0 37db96d56Sopenharmony_ciSubject: The enclosing message 47db96d56Sopenharmony_ci 57db96d56Sopenharmony_ciSubject: An enclosed message 67db96d56Sopenharmony_ci 77db96d56Sopenharmony_ciHere is the body of the message. 8