Not sure what you mean by "detailed character data"? Character and bank inventory including battle pets, achievements including dates, character stats, transfo

Not sure what you mean by "detailed character data"? Character and bank inventory including battle pets, achievements including dates, character stats, transformation unlocks such as different druid forms. Basically everything that would be required to 100% restore all the characters in a persons account exactly as they were on the commercial servers. A Full Backup of everything in ones account in a format the server can import so to speak.