diff --git a/openbook/src/main/java/com/mmorrell/openbook/model/AnyNode.java b/openbook/src/main/java/com/mmorrell/openbook/model/AnyNode.java
index ef70eb3..9036816 100644
--- a/openbook/src/main/java/com/mmorrell/openbook/model/AnyNode.java
+++ b/openbook/src/main/java/com/mmorrell/openbook/model/AnyNode.java
@@ -13,6 +13,7 @@ public class AnyNode {
 
     private byte tag;
     private byte[] data; // 87 bytes
+    private NodeTag nodeTag;
 
     public static List<AnyNode> readAnyNodes(byte[] data) {
         List<AnyNode> nodes = new ArrayList<>();
@@ -28,6 +29,7 @@ public static List<AnyNode> readAnyNodes(byte[] data) {
             nodes.add(
                     AnyNode.builder()
                             .tag(newTag)
+                            .nodeTag(NodeTag.getNodeTag(newTag))
                             .data(newData)
                             .build()
             );
diff --git a/openbook/src/main/java/com/mmorrell/openbook/model/NodeTag.java b/openbook/src/main/java/com/mmorrell/openbook/model/NodeTag.java
new file mode 100644
index 0000000..f9782db
--- /dev/null
+++ b/openbook/src/main/java/com/mmorrell/openbook/model/NodeTag.java
@@ -0,0 +1,24 @@
+package com.mmorrell.openbook.model;
+
+import lombok.Getter;
+
+@Getter
+public enum NodeTag {
+    Uninitialized((byte) 0), InnerNode((byte) 1), LeafNode((byte) 2), FreeNode((byte) 3), LastFreeNode((byte) 4);
+
+    private final byte tag;
+
+    NodeTag(byte tag) {
+        this.tag = tag;
+    }
+
+    public static NodeTag getNodeTag(byte tag) {
+        for (NodeTag node : NodeTag.values()) {
+            if (node.getTag() == tag) {
+                return node;
+            }
+        }
+
+        return Uninitialized;
+    }
+}
diff --git a/openbook/src/test/java/OpenBookTest.java b/openbook/src/test/java/OpenBookTest.java
index ccdabfd..3dafa5f 100644
--- a/openbook/src/test/java/OpenBookTest.java
+++ b/openbook/src/test/java/OpenBookTest.java
@@ -1,6 +1,6 @@
-import com.google.common.io.Files;
 import com.mmorrell.openbook.manager.OpenBookManager;
 import com.mmorrell.openbook.model.BookSide;
+import com.mmorrell.openbook.model.NodeTag;
 import com.mmorrell.openbook.model.OpenBookMarket;
 import com.mmorrell.openbook.program.OpenbookProgram;
 import lombok.extern.slf4j.Slf4j;
@@ -11,7 +11,6 @@
 import org.p2p.solanaj.rpc.RpcException;
 import org.p2p.solanaj.rpc.types.ProgramAccount;
 
-import java.io.File;
 import java.io.IOException;
 import java.util.List;
 
@@ -55,8 +54,13 @@ public void orderBookTest() throws RpcException, IOException {
                 .getDecodedData();
 
         BookSide bookSide = BookSide.readBookSide(data);
-
-        Files.write(data, new File("fMeta.bin"));
         log.info("fMETA Bids: {}", bookSide);
+
+//        Files.write(data, new File("fMeta.bin"));
+        bookSide.getOrderTreeNodes().getNodes().stream()
+                .filter(anyNode -> anyNode.getNodeTag() == NodeTag.LeafNode)
+                .forEach(anyNode -> {
+                    log.info("Leaf node: {}", anyNode);
+                });
     }
 }