diff --git a/Cargo.lock b/Cargo.lock
index 42b99c1..5ddf853 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -247,6 +247,7 @@ dependencies = [
  "dashmap",
  "env_logger",
  "futures",
+ "hex",
  "http-body-util",
  "hyper",
  "hyper-tungstenite",
@@ -648,6 +649,12 @@ version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d231dfb89cfffdbc30e7fc41579ed6066ad03abda9e567ccafae602b97ec5024"
 
+[[package]]
+name = "hex"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
+
 [[package]]
 name = "hex-conservative"
 version = "0.1.2"
diff --git a/Cargo.toml b/Cargo.toml
index 684cc67..abcd88f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,6 +12,7 @@ base64 = "0.22"
 dashmap = "5.5"
 env_logger = "0.11"
 futures = "0.3"
+hex = "0.4"
 http-body-util = "0.1"
 hyper = { version = "1.0.0", features = [ "http1", "server" ] }
 hyper-tungstenite = "0.14"