Getting error while using kiteconnect.positions() function

had been using the same code for past 1 year or so, but now facing issue in using positions function. Below is the error "
errorGroups: [1]
insertId: "6a421ca400015e291cbdde5c"
labels: {2}
logName: "projects/elder-impulse-system/logs/run.googleapis.com%2Fstderr"
receiveTimestamp: "2026-06-29T07:20:04.094841296Z"
resource: {2}
severity: "ERROR"
textPayload: "Traceback (most recent call last):
File "/layers/google.python.pip/pip/lib/python3.11/site-packages/flask/app.py", line 1511, in wsgi_app
response = self.full_dispatch_request()
^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/layers/google.python.pip/pip/lib/python3.11/site-packages/flask/app.py", line 919, in full_dispatch_request
rv = self.handle_user_exception(e)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/layers/google.python.pip/pip/lib/python3.11/site-packages/flask/app.py", line 917, in full_dispatch_request
rv = self.dispatch_request()
^^^^^^^^^^^^^^^^^^^^^^^
File "/layers/google.python.pip/pip/lib/python3.11/site-packages/flask/app.py", line 902, in dispatch_request
return self.ensure_sync(self.view_functions[rule.endpoint])(**view_args) # type: ignore[no-any-return]
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/layers/google.python.pip/pip/lib/python3.11/site-packages/functions_framework/execution_id.py", line 157, in wrapper
result = view_function(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/layers/google.python.pip/pip/lib/python3.11/site-packages/functions_framework/__init__.py", line 142, in view_func
return function(request._get_current_object())
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/layers/google.python.pip/pip/lib/python3.11/site-packages/functions_framework/__init__.py", line 121, in wrapper
return func(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^
File "/workspace/main.py", line 1214, in hello_http
gtt_modifier()
File "/workspace/main.py", line 81, in gtt_modifier
raw_positions = kite.positions()
^^^^^^^^^^^^^^^^
File "/layers/google.python.pip/pip/lib/python3.11/site-packages/kiteconnect/connect.py", line 496, in positions
return self._get("portfolio.positions")
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/layers/google.python.pip/pip/lib/python3.11/site-packages/kiteconnect/connect.py", line 912, in _get
return self._request(route, "GET", url_args=url_args, params=params, is_json=is_json)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/layers/google.python.pip/pip/lib/python3.11/site-packages/kiteconnect/connect.py", line 994, in _request
raise ex.DataException("Unknown Content-Type ({content_type}) with response: ({content})".format(
kiteconnect.exceptions.DataException: Unknown Content-Type (text/plain; charset=utf-8) with response: (b'{"status":"success","data":{"net": [], "day": []}}')"
timestamp: "2026-06-29T07:20:04.089641Z"
"
Have tried troubleshooting using chatgpt, kiteconnect version is latest, and all other functions are running smoothly, problem is with this function only.