Fix bundle download error from ngc source

monai/bundle/scripts.py

@@ -174,7 +174,7 @@ def _get_git_release_url(repo_owner: str, repo_name: str, tag_name: str, filenam
 
 
 def _get_ngc_bundle_url(model_name: str, version: str) -> str:
-    return f"{NGC_BASE_URL}/{model_name.lower()}/versions/{version}/zip"
+    return f"{NGC_BASE_URL}/{model_name.lower()}/versions/{version}/files"
 
 
 def _get_ngc_private_base_url(repo: str) -> str:
@@ -218,6 +218,21 @@ def _remove_ngc_prefix(name: str, prefix: str = "monai_") -> str:
     return name
 
 
+def _get_all_download_files(request_url: str, headers: dict | None = None) -> list[str]:
+    if not has_requests:
+        raise ValueError("requests package is required, please install it.")
+    headers = {} if headers is None else headers
+    response = requests_get(request_url, headers=headers)
+    response.raise_for_status()
+    model_info = json.loads(response.text)
+
+    if not isinstance(model_info, dict) or "modelFiles" not in model_info:
+        raise ValueError("The data is not a dictionary or it does not have the key 'modelFiles'.")
+
+    model_files = model_info["modelFiles"]
+    return [f["path"] for f in model_files]
+
+
 def _download_from_ngc(
     download_path: Path,
     filename: str,
@@ -229,12 +244,12 @@ def _download_from_ngc(
     # ensure prefix is contained
     filename = _add_ngc_prefix(filename, prefix=prefix)
     url = _get_ngc_bundle_url(model_name=filename, version=version)
-    filepath = download_path / f"{filename}_v{version}.zip"
     if remove_prefix:
         filename = _remove_ngc_prefix(filename, prefix=remove_prefix)
-    extract_path = download_path / f"{filename}"
-    download_url(url=url, filepath=filepath, hash_val=None, progress=progress)
-    extractall(filepath=filepath, output_dir=extract_path, has_base=True)
+    filepath = download_path / filename
+    filepath.mkdir(parents=True, exist_ok=True)
+    for file in _get_all_download_files(url):
+        download_url(url=f"{url}/{file}", filepath=f"{filepath}/{file}", hash_val=None, progress=progress)
 
 
 def _download_from_ngc_private(