1 files changed, 17 insertions, 2 deletions

diff --git a/19.md b/19.md
index ef80887..354e2ef 100644
--- a/19.md
+++ b/19.md
@@ -33,9 +33,10 @@ For these events, the contents are a binary-encoded list of `TLV` (type-length-v
 These are the possible bech32 prefixes with `TLV`:
 
   - `nprofile`: a nostr profile
-  - `nevent`: a nostr event
+  - `nevent`: a nostr event pointer
   - `nrelay`: a nostr relay
   - `naddr`: a nostr _replaceable event_ coordinate
+  - `nreq`: a nostr filter
 
 These possible standardized `TLV` types are indicated here:
 
@@ -46,14 +47,28 @@ These possible standardized `TLV` types are indicated here:
     - for `nrelay`, this is the relay URL
     - for `naddr`, it is the identifier (the `"d"` tag) of the event being referenced. For non-parameterized replaceable events, use an empty string.
 - `1`: `relay`
-  - for `nprofile`, `nevent` and `naddr`, _optionally_, a relay in which the entity (profile or event) is more likely to be found, encoded as ascii
+  - for `nprofile`, `nevent`, `naddr`, `nreq`, _optionally_, a relay in which the entity (profile or event) is more likely to be found, encoded as ascii
   - this may be included multiple times
 - `2`: `author`
   - for `naddr`, the 32 bytes of the pubkey of the event
   - for `nevent`, _optionally_, the 32 bytes of the pubkey of the event
+  - for `nreq`, _optionally_, 32 bytes of one entry in the `"authors"` field, can be specified multiple times
 - `3`: `kind`
   - for `naddr`, the 32-bit unsigned integer of the kind, big-endian
   - for `nevent`, _optionally_, the 32-bit unsigned integer of the kind, big-endian
+  - for `nreq`, _optionally_, 32-bit unsigned integer representing one entry in the `"kinds"` field, can be specified multiple times
+- `4`: `id`
+  - for `nreq`, _optionally_, 32 bytes of one entry in the `"authors"` field, can be specified multiple times
+- `5`: `tag`
+  - for `nreq`, _optionally_, the UTF-8 encoded single-letter of the tag to be searched (the `*` in a `"#*"` field) followed by one entry in this `#*` field, can be specified multiple times
+- `6`: `limit`
+  - for `nreq`, _optionally_, 32-bit unsigned integer representing the `"limit"` field
+- `7`: `since`
+  - for `nreq`, _optionally_, 32-bit unsigned integer representing the `"since"` field
+- `8`: `until`
+  - for `nreq`, _optionally_, 32-bit unsigned integer representing the `"until"` field
+- `9`: `search`
+  - for `nreq`, _optionally_, the UTF-8 encoded string of the `"search"` field
 
 ## Examples