Note that this is the n ew 2Checkout implementation for SudoWorkspace and it’s valid starting from version 2.7.1.
To setup 2Checkout payment gateway you will need the following details:
Navigate to Setup->Settings->Payment Gateways->2Checkout and add your Merchant Code and Secret Key into the gateway settings.
Then you copy The IPN URL shown on SudoWorkspace dashboard
Add the IPN URL you copied from SudoWorkspace to your 2Checkout account as shown below
Update your IPN Triggers settings as shown here
Enable the following Response Tags