Adds or overwrites one or more tags for the specified directory. Each directory can have a maximum of 50 tags. Each tag consists of a key and optional value. Tag keys must be unique to each resource.
/// A client exception has occurred.
///
/// The specified entity could not be found.
///
/// One or more parameters are not valid.
///
/// An exception has occurred in AWS Directory Service.
///
/// The maximum allowed number of tags was exceeded.
///