@namespace("keybase.1")

protocol metadataUpdate {
  import idl "backend_common.avdl";

  void metadataUpdate(string folderID, long revision);
  void folderNeedsRekey(string folderID, long revision);

  record RekeyRequest {
    string folderID;
    long   revision;
  }
  void foldersNeedRekey(array<RekeyRequest> requests);
}