diff --git a/apps/keck/src/server/api/blocks/history.rs b/apps/keck/src/server/api/blocks/history.rs
index a8b8a5c1..52c72d6d 100644
--- a/apps/keck/src/server/api/blocks/history.rs
+++ b/apps/keck/src/server/api/blocks/history.rs
@@ -21,18 +21,20 @@ pub struct BlockHistoryQuery {
 #[derive(Debug, Serialize, Deserialize, PartialEq)]
 pub struct BlockHistory {
     pub workspace_id: String,
-    pub block_id: String,
+    pub field_name: Option<String>,
     pub parent: Vec<String>,
     pub content: String,
+    pub action: String,
 }
 
 impl From<(&str, &History)> for BlockHistory {
     fn from((workspace_id, history): (&str, &History)) -> Self {
         Self {
             workspace_id: workspace_id.into(),
-            block_id: history.id.clone(),
+            field_name: history.field_name.clone(),
             parent: history.parent.iter().map(|id| id.to_string()).collect::<Vec<_>>(),
             content: history.content.clone(),
+            action: history.action.to_string(),
         }
     }
 }
diff --git a/apps/keck/src/server/api/blocks/mod.rs b/apps/keck/src/server/api/blocks/mod.rs
index be6f7378..643a7357 100644
--- a/apps/keck/src/server/api/blocks/mod.rs
+++ b/apps/keck/src/server/api/blocks/mod.rs
@@ -31,6 +31,7 @@ fn block_apis(router: Router) -> Router {
 fn workspace_apis(router: Router) -> Router {
     router
         .route("/block/:workspace/init", post(workspace::init_workspace))
+        .route("/block/:workspace/export", get(workspace::export_workspace))
         .route("/block/:workspace/client", get(clients::workspace_client))
         .route("/block/:workspace/clients", get(clients::workspace_clients))
         .route("/block/:workspace/history", get(history::history_workspace))
diff --git a/apps/keck/src/server/api/blocks/workspace.rs b/apps/keck/src/server/api/blocks/workspace.rs
index 5fa39dad..e54722ea 100644
--- a/apps/keck/src/server/api/blocks/workspace.rs
+++ b/apps/keck/src/server/api/blocks/workspace.rs
@@ -102,6 +102,39 @@ pub async fn init_workspace(
     }
 }
 
+/// Export a `Workspace` by id
+/// - Return 200 Ok and `Workspace`'s data if export success.
+/// - Return 404 Not Found if `Workspace` is not exists.
+/// - Return 500 Internal Server Error if export failed.
+#[utoipa::path(
+    get,
+    tag = "Workspace",
+    context_path = "/api/block",
+    path = "/{workspace}/export",
+    params(
+        ("workspace", description = "workspace id"),
+    ),
+    responses(
+        (status = 200, description = "Workspace export success", body = Vec<u8>),
+        (status = 404, description = "Workspace is not exists"),
+        (status = 500, description = "Failed to export a workspace")
+    )
+)]
+pub async fn export_workspace(Extension(context): Extension<Arc<Context>>, Path(workspace): Path<String>) -> Response {
+    info!("export_workspace: {}", workspace);
+
+    match context.export_workspace(workspace).await {
+        Ok(data) => data.into_response(),
+        Err(e) => {
+            if matches!(e, JwstStorageError::WorkspaceNotFound(_)) {
+                return StatusCode::NOT_FOUND.into_response();
+            }
+            warn!("failed to init workspace: {}", e.to_string());
+            StatusCode::INTERNAL_SERVER_ERROR.into_response()
+        }
+    }
+}
+
 /// Create a `Workspace` by id
 /// - Return 200 Ok and `Workspace`'s data if init success or `Workspace` is
 ///   exists.
diff --git a/apps/keck/src/server/api/doc.rs b/apps/keck/src/server/api/doc.rs
index e86d9308..102284ab 100644
--- a/apps/keck/src/server/api/doc.rs
+++ b/apps/keck/src/server/api/doc.rs
@@ -17,6 +17,7 @@ use super::{
         subscribe::subscribe_workspace,
         subscribe::subscribe_test_hook,
         workspace::init_workspace,
+        workspace::export_workspace,
         workspace::get_workspace,
         workspace::set_workspace,
         workspace::delete_workspace,
diff --git a/libs/jwst-codec/src/doc/history.rs b/libs/jwst-codec/src/doc/history.rs
index 6d583db4..3f6faa27 100644
--- a/libs/jwst-codec/src/doc/history.rs
+++ b/libs/jwst-codec/src/doc/history.rs
@@ -147,6 +147,7 @@ impl StoreHistory {
 
             histories.push(History {
                 id: item.id.to_string(),
+                field_name: item.parent_sub.clone(),
                 parent: Self::parse_path(item, &parents),
                 content: Value::from(&item.content).to_string(),
                 action: HistoryAction::Update,
@@ -163,6 +164,7 @@ impl StoreHistory {
         for item in deleted_items {
             histories.push(History {
                 id: item.id.to_string(),
+                field_name: item.parent_sub.clone(),
                 parent: Self::parse_path(&item, &parents),
                 content: Value::from(&item.content).to_string(),
                 action: HistoryAction::Delete,
@@ -245,9 +247,20 @@ pub enum HistoryAction {
     Delete,
 }
 
+impl ToString for HistoryAction {
+    fn to_string(&self) -> String {
+        match self {
+            Self::Insert => "insert".to_string(),
+            Self::Update => "update".to_string(),
+            Self::Delete => "delete".to_string(),
+        }
+    }
+}
+
 #[derive(Debug, PartialEq)]
 pub struct History {
     pub id: String,
+    pub field_name: Option<String>,
     pub parent: Vec<String>,
     pub content: String,
     pub action: HistoryAction,