diff --git a/Cargo.lock b/Cargo.lock
index 670da88..1cdc8f3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -296,6 +296,7 @@ dependencies = [
  "itertools 0.12.1",
  "rand 0.8.5",
  "random_color",
+ "serde",
  "serde_json",
  "sha2 0.10.8",
 ]
@@ -1031,12 +1032,6 @@ dependencies = [
  "subtle",
 ]
 
-[[package]]
-name = "half"
-version = "1.8.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b43ede17f21864e81be2fa654110bf1e793774238d86ef8555c37e6519c0403"
-
 [[package]]
 name = "hashbrown"
 version = "0.12.3"
@@ -1953,16 +1948,6 @@ dependencies = [
  "serde_derive",
 ]
 
-[[package]]
-name = "serde_cbor"
-version = "0.11.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2bef2ebfde456fb76bbcf9f59315333decc4fda0b2b44b420243c11e0f5ec1f5"
-dependencies = [
- "half",
- "serde",
-]
-
 [[package]]
 name = "serde_derive"
 version = "1.0.203"
@@ -2090,7 +2075,6 @@ dependencies = [
  "bft-json-crdt",
  "clap",
  "serde",
- "serde_cbor",
  "serde_json",
  "tokio",
  "websockets",
diff --git a/side-node/Cargo.toml b/side-node/Cargo.toml
index d1e0d5b..b54db7b 100644
--- a/side-node/Cargo.toml
+++ b/side-node/Cargo.toml
@@ -11,7 +11,7 @@ tokio = { version = "1.37.0", features = ["time"] }
 websockets = "0.3.0"
 bft-json-crdt = { path = "../../bft-json-crdt" }
 bft-crdt-derive = { path = "../../bft-json-crdt/bft-crdt-derive" }
-serde_cbor = "0.11.2"
+# serde_cbor = "0.11.2" # move to this once we need to pack things in CBOR
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0.117"
 
diff --git a/side-node/src/websocket/mod.rs b/side-node/src/websocket/mod.rs
index b0bd14c..9c6de9f 100644
--- a/side-node/src/websocket/mod.rs
+++ b/side-node/src/websocket/mod.rs
@@ -1,7 +1,7 @@
 use bft_crdt_derive::add_crdt_fields;
 use bft_json_crdt::{
     json_crdt::{BaseCrdt, CrdtNode, IntoCrdtNode},
-    keypair::make_keypair,
+    keypair::{make_keypair, ED25519_PUBLIC_KEY_LENGTH},
     list_crdt::ListCrdt,
     op::ROOT_ID,
 };
@@ -42,24 +42,27 @@ fn every_two_seconds() -> time::Interval {
 }
 
 #[add_crdt_fields]
-#[derive(Clone, CrdtNode)]
+#[derive(Clone, CrdtNode, Serialize, Deserialize)]
 struct ListExample {
-    list: ListCrdt<char>, // switch to Transaction as soon as char is working
+    list: ListCrdt<Transaction>, // switch to Transaction as soon as char is working
 }
 
 /// A fake Transaction struct we can use as a simulated payload
-#[derive(Serialize, Deserialize)]
+#[add_crdt_fields]
+#[derive(Clone, CrdtNode, Serialize, Deserialize)]
 struct Transaction {
     from: String,
     to: String,
-    amount: u64,
+    amount: f64,
 }
 
 fn generate_transaction() -> serde_json::Result<String> {
     let transaction = Transaction {
         from: "Alice".to_string(),
         to: "Bob".to_string(),
-        amount: 100,
+        amount: 100.0,
+        path: vec![],
+        id: [0; ED25519_PUBLIC_KEY_LENGTH],
     };
 
     let json = serde_json::to_string(&transaction).unwrap();