public RiakResponse<string> PersistClientId(PersistClientIdRequest request)
{
var r = Connection.WriteWith(request, RequestMethod.PersistClientId);
return r.ResponseCode == RiakResponseCode.Failed
? RiakResponse<string>.WithErrors(r.Messages)
: RiakResponse<string>.WithoutErrors(request.ClientId.DecodeToString());
}