IdexAPIException: INVALID_HMAC_SIGNATURE - The HMAC signature is invalid

[ivancomp0000]

i making deposit matic from example here, but taking error
File "/Users/PycharmProjects/pythonProject/pythonProject2/svalka/test_del_deposits.py", line 16, in
client.associate_wallet(wallet_address=wallet_address)
File "/opt/homebrew/lib/python3.9/site-packages/idex/client.py", line 840, in associate_wallet
return self._post("wallets", sign_type=SignType.TRADE, data={"wallet": wallet_address})
File "/opt/homebrew/lib/python3.9/site-packages/idex/client.py", line 397, in _post
return self._request("post", path, sign_type, **kwargs)
File "/opt/homebrew/lib/python3.9/site-packages/idex/client.py", line 378, in _request
return self._handle_response(response)
File "/opt/homebrew/lib/python3.9/site-packages/idex/client.py", line 387, in _handle_response
raise IdexAPIException(response, response.status_code, response.text)
idex.exceptions.IdexAPIException: IdexAPIException: INVALID_HMAC_SIGNATURE - The HMAC signature is invalid