diff --git a/src/posting/importing/postman.py b/src/posting/importing/postman.py
index 24589f51..13f4d839 100644
--- a/src/posting/importing/postman.py
+++ b/src/posting/importing/postman.py
@@ -1,7 +1,9 @@
 from pathlib import Path
-from typing import List
+from typing import Any, List
 import json
 import os
+from unittest.mock import Base
+from pydantic import BaseModel
 import yaml
 
 from rich.console import Console
@@ -9,15 +11,45 @@
 from posting.collection import APIInfo, Collection
 
 
-def create_env_file(
-    path: Path, env_filename: str, variables: list[dict[str, str]]
-) -> Path:
+class Variable(BaseModel):
+    key: str
+    value: str
+    type: str | None
+    disabled: bool | None
+
+
+class Body(BaseModel):
+    mode: str
+    raw: str | None
+    options: dict
+
+
+class Url(BaseModel):
+    raw: str
+    host: List[str]
+    path: List[str]
+    query: List[Variable]
+
+
+class PostmanRequest(BaseModel):
+    method: str
+    header: List[Variable]
+    url: str
+    description: str | None
+    body: Body | None
+
+
+class RequestItem(BaseModel):
+    name: str
+    item: List["RequestItem"] | None
+    request: PostmanRequest | None
+
+
+def create_env_file(path: Path, env_filename: str, variables: list[Variable]) -> Path:
     env_content: list[str] = []
 
     for var in variables:
-        key = var["key"]
-        value = var["value"]
-        env_content.append(f"{key!r}={value!r}")
+        env_content.append(f"{var.key!r}={var.value!r}")
 
     env_file = path / env_filename
     env_file.write_text("\n".join(env_content))
@@ -25,52 +57,53 @@ def create_env_file(
 
 
 def generate_directory_structure(
-    items: List[dict], current_path: str = "", base_path: Path = Path("")
+    items: List[RequestItem], current_path: str = "", base_path: Path = Path("")
 ) -> List[str]:
     directories = []
     for item in items:
-        if "item" in item:
-            folder_name = item["name"]
+        if item.item is not None:
+            folder_name = item.name
             new_path = f"{current_path}/{folder_name}" if current_path else folder_name
             full_path = Path(base_path) / new_path
             os.makedirs(str(full_path), exist_ok=True)
             directories.append(str(full_path))
-            generate_directory_structure(item["item"], new_path, base_path)
-        elif "request" in item:
-            request_name = item["name"]
+            generate_directory_structure(item.item, new_path, base_path)
+        if item.request is not None:
+            request_name = item.name
             file_name = f"{request_name}.posting.yaml"
             full_path = Path(base_path) / current_path / file_name
             create_request_file(full_path, item)
     return directories
 
 
-def create_request_file(file_path: Path, request_data: dict):
-    yaml_content = {
-        "name": request_data["name"],
-        "description": request_data.get("description", ""),
-        "method": request_data["request"]["method"],
-        "url": request_data["request"]["url"]["raw"],
+def create_request_file(file_path: Path, request_data: RequestItem):
+    yaml_content: dict[str, Any] = {
+        "name": request_data.name,
     }
 
-    # Add body if present
-    if "body" in request_data["request"]:
-        yaml_content["body"] = {
-            "content": request_data["request"]["body"].get("raw", "")
-        }
-
-    # Add headers
-    if "header" in request_data["request"]:
+    if request_data.request is not None:
+        yaml_content["method"] = request_data.request.method
         yaml_content["headers"] = [
-            {"name": header["key"], "value": header["value"]}
-            for header in request_data["request"]["header"]
-        ]
-
-    # Add query params
-    if "query" in request_data["request"]["url"]:
-        yaml_content["params"] = [
-            {"name": param["key"], "value": param["value"]}
-            for param in request_data["request"]["url"]["query"]
+            {"name": header.key, "value": header.value}
+            for header in request_data.request.header
         ]
+        if isinstance(request_data.request.url, Url):
+            yaml_content["url"] = request_data.request.url.raw
+            yaml_content["params"] = [
+                {"name": param.key, "value": param.value}
+                for param in request_data.request.url.query
+            ]
+        else:
+            yaml_content["url"] = request_data.request.url
+
+        if request_data.request.description is not None:
+            yaml_content["description"] = request_data.request.description
+
+        if (
+            request_data.request.body is not None
+            and request_data.request.body.raw is not None
+        ):
+            yaml_content["body"] = {"content": request_data.request.body.raw}
 
     # Write YAML file
     with open(file_path, "w") as f: