diff --git a/README.md b/README.md
index bb17214..004d349 100644
--- a/README.md
+++ b/README.md
@@ -34,7 +34,7 @@ JSON object representing the backup structure. This object includes wallet-level
 metadata, multiple accounts, and associated key data.
 
 ### Wallet Backup Structure
-
+- `created_at`: Optional timestamp indicating the backup creation time
 - `version`: Optionnal version of the backup format
 - `name`: Optional wallet name
 - `description`: Optional wallet description
diff --git a/src/lib.rs b/src/lib.rs
index 64422a7..00a2b35 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -6,8 +6,14 @@ use serde::{Deserialize, Serialize};
 
 #[derive(Debug, Serialize, Deserialize)]
 pub struct Backup {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub created_at: Option<u64>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub version: Option<u32>,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub name: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
     pub accounts: Vec<Account>,
     pub network: Network,
     /// App proprietary metadata (settings, configuration, etc..)
@@ -17,10 +23,10 @@ pub struct Backup {
 
 #[derive(Debug, Serialize, Deserialize)]
 pub struct Account {
-    #[serde(skip_serializing_if = "Option::is_none")]
-    pub version: Option<u32>,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub name: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
     pub descriptor: miniscript::Descriptor<miniscript::DescriptorPublicKey>,
     pub active: bool,
     pub receive_index: Option<u64>,
@@ -44,8 +50,8 @@ pub struct Account {
 impl Account {
     pub fn new(descriptor: miniscript::Descriptor<miniscript::DescriptorPublicKey>) -> Self {
         Self {
-            version: None,
             name: None,
+            description: None,
             descriptor,
             active: true,
             receive_index: None,