add kind 10009 for public list of simple groups.

1 files changed, 1 insertions, 0 deletions

diff --git a/51.md b/51.md
index c58d37a..95acbc8 100644
--- a/51.md
+++ b/51.md
@@ -29,6 +29,7 @@ For example, _mute list_ can contain the public keys of spammers and bad actors
 | Public chats   | 10005 | [NIP-28](28.md) chat channels the user is in                | `"e"` (kind:40 channel definitions)                                               |
 | Blocked relays | 10006 | relays clients should never connect to                      | `"relay"` (relay URLs)                                                            |
 | Search relays  | 10007 | relays clients should use when performing search queries    | `"relay"` (relay URLs)                                                            |
+| Simple groups  | 10009 | [NIP-29](29.md) groups the user is in                       | `"group"` ([NIP-29](29.md) group ids + mandatory relay URL)                       |
 | Interests      | 10015 | topics a user may be interested in and pointers             | `"t"` (hashtags) and `"a"` (kind:30015 interest set)                              |
 | Emojis         | 10030 | user preferred emojis and pointers to emoji sets            | `"emoji"` (see [NIP-30](30.md)) and `"a"` (kind:30030 emoji set)                  |