client_id (text): The client ID for the application.client_secret (text): The client secret for the application.redirect_uri (text): The redirect URI for the application.code (text): The authorization code received from the initial authorization request.curl --location --request POST 'https://gateway.erpconnector.ca/api/QuickBooks/QBOAuth/GetRefreshQBOAccessTokens?AskForSandBox=false' \
--header 'Authorization: Basic <encoded-value>'{}