syntax = "proto3";

message UserPreferences {
    string user_id = 1;
    AppearanceSettings appearance_setting = 2;
}
message AppearanceSettings {
    string theme = 1;
    LocaleSettings locale = 2;
    bool reset_as_default = 3;
}
message LocaleSettings {
    string language_code = 1;
    string country_code = 2;
}