add note about the jwt identity.

1 files changed, 2 insertions, 0 deletions

diff --git a/29.md b/29.md
index f041885..fc1f8e3 100644
--- a/29.md
+++ b/29.md
@@ -58,6 +58,8 @@ The `Authorization` event should be of kind `27235` and contain a tag `["u", "ht
 
 Relays should enforce access control at the LiveKit JWT creation time according to the group settings.
 
+Relays MUST set the `sub` property on the issued JWT (called "identity" in the standard LiveKit libraries) to the requesting user's lowercase hexadecimal public key.
+
 ## Event definitions
 
 These are the events expected to be found in NIP-29 groups.