Getting OAuth Error error="invalid_client", error_description="Bad client credentials"

I am getting the following error AFTER providing permission through OAuth2 to my account:

OAuth Error
error=“invalid_client”, error_description=“Bad client credentials”

Following the documentation at this link:

I have formed the following url for the user to navigate to after clicking a button on my site:,user:address

I can’t understand what I am doing wrong here. Can anyone please advise?


OAUTH is only available for Binance Partners; Check with CS to see if you’re qualified;
Reminder - it’s not used for trading