diff --git a/packages/smt/src/smt.ts b/packages/smt/src/smt.ts
index 0427b930..4d367ef9 100644
--- a/packages/smt/src/smt.ts
+++ b/packages/smt/src/smt.ts
@@ -273,22 +273,48 @@ export default class SMT {
         return false
     }
 
+    /**
+     * It enables the conversion of the full tree structure into a JSON string,
+     * facilitating future imports of the tree. This approach is beneficial for
+     * sharing across networks, as it saves time by storing root and the map of
+     * hashed nodes directly instead of recomputing them
+     * @returns The stringified JSON of the tree.
+     */
     export(): string {
         const obj: { [key: string]: string[] } = {}
+        obj.root = [this.root.toString()]
         this.nodes.forEach((value, key) => {
             obj[key.toString()] = value.map((v) => v.toString())
         })
 
         return JSON.stringify(obj, null, 2)
     }
-    import(json: string): void {
+
+    /**
+     * It imports an entire tree by initializing the nodes and root without calculating
+     * any hashes. Note that it is crucial to ensure the integrity of the tree
+     * before or after importing it.
+     * The tree must be empty before importing.
+     * @param nodes The stringified JSON of the tree.
+     */
+    import(json: string) {
         const obj = JSON.parse(json)
         const map = new Map<Node, ChildNodes>()
+
         for (const [key, value] of Object.entries(obj)) {
-            const bigintKey = BigInt(key)
-            const bigintArray = (value as string[]).map((v) => BigInt(v))
-            map.set(bigintKey, bigintArray)
+            if (key === "root") {
+                this.root = this.bigNumbers ? BigInt((value as string[])[0]) : (value as string[])[0]
+            } else {
+                const Key = this.bigNumbers ? BigInt(key) : key
+                if (this.bigNumbers) {
+                    const Children = (value as string[]).map((v) => BigInt(v))
+                    map.set(Key, Children)
+                } else {
+                    map.set(Key, value as string[])
+                }
+            }
         }
+
         this.nodes = map
     }
 
diff --git a/yarn.lock b/yarn.lock
index 37ee5dfc..a68b7486 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1964,6 +1964,43 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@openpassport/zk-kit@workspace:.":
+  version: 0.0.0-use.local
+  resolution: "@openpassport/zk-kit@workspace:."
+  dependencies:
+    "@commitlint/cli": "npm:^18.6.1"
+    "@commitlint/config-conventional": "npm:^18.6.2"
+    "@types/glob": "npm:^7.2.0"
+    "@types/jest": "npm:^29.5.12"
+    "@types/node": "npm:^20"
+    "@typescript-eslint/eslint-plugin": "npm:^7.0.2"
+    "@typescript-eslint/parser": "npm:^7.0.2"
+    benny: "npm:^3.7.1"
+    changelogithub: "patch:changelogithub@npm%3A0.13.3#~/.yarn/patches/changelogithub-npm-0.13.3-1783949906.patch"
+    czg: "npm:^1.9.1"
+    eslint: "npm:^8.56.0"
+    eslint-config-airbnb-base: "npm:^15.0.0"
+    eslint-config-airbnb-typescript: "npm:^17.1.0"
+    eslint-config-prettier: "npm:^9.1.0"
+    eslint-plugin-import: "npm:^2.29.1"
+    eslint-plugin-jest: "npm:^27.9.0"
+    husky: "npm:^9.0.11"
+    jest: "npm:^29.7.0"
+    jest-config: "npm:^29.7.0"
+    lint-staged: "npm:^15.2.2"
+    prettier: "npm:^3.2.5"
+    rimraf: "npm:^5.0.5"
+    rollup-plugin-dts: "npm:^6.1.1"
+    ts-jest: "npm:^29.1.2"
+    ts-node: "npm:^10.9.2"
+    tslib: "npm:^2.6.2"
+    turbo: "npm:^1.13.2"
+    typedoc: "npm:^0.25.8"
+    typescript: "npm:^5.3.3"
+    winston: "npm:^3.14.2"
+  languageName: unknown
+  linkType: soft
+
 "@openzeppelin/contracts@npm:^4.0.0":
   version: 4.9.6
   resolution: "@openzeppelin/contracts@npm:4.9.6"
@@ -16783,40 +16820,3 @@ __metadata:
   checksum: 10/f77b3d8d00310def622123df93d4ee654fc6a0096182af8bd60679ddcdfb3474c56c6c7190817c84a2785648cdee9d721c0154eb45698c62176c322fb46fc700
   languageName: node
   linkType: hard
-
-"zk-kit@workspace:.":
-  version: 0.0.0-use.local
-  resolution: "zk-kit@workspace:."
-  dependencies:
-    "@commitlint/cli": "npm:^18.6.1"
-    "@commitlint/config-conventional": "npm:^18.6.2"
-    "@types/glob": "npm:^7.2.0"
-    "@types/jest": "npm:^29.5.12"
-    "@types/node": "npm:^20"
-    "@typescript-eslint/eslint-plugin": "npm:^7.0.2"
-    "@typescript-eslint/parser": "npm:^7.0.2"
-    benny: "npm:^3.7.1"
-    changelogithub: "patch:changelogithub@npm%3A0.13.3#~/.yarn/patches/changelogithub-npm-0.13.3-1783949906.patch"
-    czg: "npm:^1.9.1"
-    eslint: "npm:^8.56.0"
-    eslint-config-airbnb-base: "npm:^15.0.0"
-    eslint-config-airbnb-typescript: "npm:^17.1.0"
-    eslint-config-prettier: "npm:^9.1.0"
-    eslint-plugin-import: "npm:^2.29.1"
-    eslint-plugin-jest: "npm:^27.9.0"
-    husky: "npm:^9.0.11"
-    jest: "npm:^29.7.0"
-    jest-config: "npm:^29.7.0"
-    lint-staged: "npm:^15.2.2"
-    prettier: "npm:^3.2.5"
-    rimraf: "npm:^5.0.5"
-    rollup-plugin-dts: "npm:^6.1.1"
-    ts-jest: "npm:^29.1.2"
-    ts-node: "npm:^10.9.2"
-    tslib: "npm:^2.6.2"
-    turbo: "npm:^1.13.2"
-    typedoc: "npm:^0.25.8"
-    typescript: "npm:^5.3.3"
-    winston: "npm:^3.14.2"
-  languageName: unknown
-  linkType: soft